Peterbilt leveling valve adjustment

* Rod Can Be Cut For Shorter Applications. Turn the ignition on. IMPORTANT: Repeat the air-spring-angle check after each adjustment procedure. SmartValve eliminates the need for separate components that make up other electronic suspension control systems, reducing cost, preventing injuries, and saving fuel. Dec 15, 2017 · The valve mechanism (push rod, lifter, and rocker arm assembly) is adjusted so that the lash has the proper clearance necessary to regulate the opening and closing of the valve. They play a crucial role in maintaining the correct ride height, which is vital for both vehicle stability and safety. Attach the remaining jumper cable FIRST to the negative (-) terminal (black or N) of the good battery. Peterbilt Torque Rod Assembly $146. Height control valve arm Height control valve linkage (typical) Apr 7, 2004 · 12. SKU 90554945. You are correct the measurement is 17 3/4" from c2c bolts. Ask Your Own Medium and Heavy Trucks Question. Part# 280-8864WS Free Shipping. 11. peterbilt. 1 - It was riding low and the mechanic set it to the correct spec, so now it's higher, but where it belongs. Mar 5, 2018 · Rick, on a Peterbilt anyways, the arm of the leveling valve should be level with the lower edge of the frame rail. Low air leaf. * High Quality Leveling Valve * Adjustable Linkage Kit For Height Control Valve * 18 Inch Rod With Ends And Hardware * Maximum Usable Length 19. Adjust rod length if necessary. Menu Cart 0. * High Quality Leveling Valve * Controlled Response Cr Hcv * With 1 Suspension Port * 1/8 Npt * Valve Only * Cr Type Without Dump * With 1/4 In Fittings * Sold Individually * Warranty On Leveling Valves Against Defects In Workmanship & Material From Date Of Purchase *** High Quality Aftermarket Replacement Part (Not OEM) *** *** Replaces OE Number(S) 10464, 121288B, 22040570, 5549705, 90054007 Leveling Valve With Dump Feature Applications: Peterbilt 385, 387 & 389 Models. Description of common leveling valve failure, and semi-temporary road side repair. Don’t see what you’re looking for? Contact us today for expert assistance sourcing your part. whitney. Contact Us. Safety Alerts. These alerts can help you avoid injury to yourself, your passengers, and help prevent costly damage to the vehicle. $95. Other Rides. Locate the Suspension Dump Switch Fig. When at the”LOW AIR LEAF” unladen ride height, ensure that the height control valve lever is in the neutral position, then install either the built-in alignment pin or a 1/8-inch (3 mm) dowel. Sunshine Savings: 20% Off $125+ *Code: JUNE20 May 5, 2017 · Freightliner cascadia replacing cab leveling valve The Cab Leveling Valve for International and Peterbilt Cabs is a reliable and efficient solution for maintaining optimal cab leveling. If the trailer was leaning a little one sided do not be quick to adjust. It maintains consistent air pressure, adjusting to varying loads and road conditions, resulting in superior Leveling Valve Rod Linkage Kit For Leveling Height Valve * High Quality Leveling Valve * Adjustable Linkage Kit For Height Control Valve * 18 Inch Rod With Ends And Hardware * Maximum Usable Length 19. Lever valve, Just replace it, it is stuck inside and o-rings most likely brittle. 5. Plugged fuel tank vents (easiest to fix), restriction in the feed line or the drain line. Arm is almost level but off a tiny bit. org on 2020-09-23 by guest Five Moral Pieces Umberto Eco 2002-10-01 In this prescient essay collection, the acclaimed author of and into the hole in the valve body. PR Plus HCV with Normally Closed Dump Valve, Peterbilt Replacement. H00500Caoe Buy Air Suspension Leveling & Height Control Valve Linkage Kits - H/D Truck Haldex / Neway - MBI 48100225 online from NAPA Auto Parts Stores. Features and Benefits. The rear air bags were deflated after I just bought the truck. 5". Back out screw two flats (120°). Told them to fix it all and, in the process, install a dump valve and button in the dash. 13. 38. I've seen those act up as well. Glebe Road laws that apply to vehicles in tow. 500 Inches * Rod Can Be Cut For Shorter Applications * Sold Individually * Warranty On Leveling Valves Against Defects In Workmanship & Material From Date Of Purchase *** High Quality Aftermarket Replacement Part (Not OEM) *** *** Replaces OE Number(S Mar 21, 2015 · The rod length on that type of suspension should be 12 and 1/8 " from center to center of the bolts on the link rod of the leveling valve . If using 90555106, the supply port is port 1. Peterbilt 379 - We are family owned Peterbilt and Hino heavy and medium duty truck dealer that sells quality all-makes and proprietary truck parts. #1. So I put it back the way it was. reconnect the height control valve linkage to the lower bracket. Attach the other end of the same cable to the positive (+) terminal of the charged (booster) battery. Hassle-free returns. Sep 16, 2023 · Sep 16, 2023. * Hardware. #1 · Mar 5, 2011. Looked the same but when I installed it with the factory length on the arm, it was exausting air. Start with adjusting one side to the proper ride height with the other side disconnected. . *** High Quality Aftermarket Replacement Part (Not OEM)***. Part# 815-RWABK011 . It started having an issue about 1 year ago that has progressively gotten worse. it does. Haldex 90054007 - Plaza's most popular height leveling valve for truck or trailer Air Suspensions Using Dayton Parts 334-750 Universal Height Control Valve Dayton Parts recommends that all of the following suspensions are able to use their part 334-750 which was designed for general applicability and is pictured at the bottom of this page. Jun 16, 2012. 99 . Install the EGP in the recommended position by bolting it to the specified surface using 5/16” diameter or 8mm mounting bolts. Brand Paccar All-Makes. However, when the air leaked out, the 90 deg linkage now rotated into the cab shock, putting a dent in the outter shield, DOOOUBT !. Haldex PR Plus height control leveling valve 90554945 provides precise adjustment to ride height var Details. Visit Peterbilt Atlantic anytime at: http://www. 94 (Price without shipping) This product can be shipped from multiple warehouses, please choose the one closest to your location. Enhance your commercial vehicle's suspension system to new heights with the revolutionary Peterbilt Leveling Valve - FleetRun FR-SPSN942! Take command of your vehicle's ride height and overall performance with our cutting-edge Leveling Valve. Superior lubricants with proven and consistent lubrication to protect the valve; Proven O-ring seal integrity throughout the life of the valve; Counterfeit valves require frequent replacement due to excessive wear and tear; Hadley leveling valves are designed with 37 years of leveling valve technology; Chosen by OEMs more often than any other Aug 25, 2019 · I fiddled with my leveling valve. 9-13. Oct 11, 2021 · Wabco RWABK011 Leveling Valve. 6. Used in auxiliary axle applications and raising/lowering of vehicle. 6 hours of labor and $160 in parts later ($840 total) I got my truck back. Sioux Falls, SD 57104 605-338-0040. This may also deliver air from your tank and to your valves. * Barksdale Type Height Control Valve. • DO NOT perform any repair when impaired, tired, fatigued, or after consuming alcohol or drugs that can impair your functioning. But it will sporadically over inflate and arm will then spin almost 360° before the bags will dump all the air out. Attach the other end of the negative cable on to a bare metal part on the truck with the dead battery. 1 5. I measured from underside of the frame to the outer edge of the cup on the bottom of the airbag. Jon with the Joplin Tractor shop shows us some common issues withe leveling valves and how to deal with them Dec 17, 2013 · On our trailers, there is a low pressure switch that shuts down the air to the suspension under 60 psi. The concept is the same on all trucks. HCV INSTALLATION NOTES: 1. Search. Cart 0. Different bags for their different suspensions. Link’s SmartValve is the first of its kind an all-in-one electronic height control. Part# 320-85069. #2. • Some state and federal agencies in the United States of America have determined that used Description. Elevate Your Air Suspension: Maximize the potential of your air suspension system with our Leveling Valve. The Hadley 600 series height control valve contains the parts needed to repair and restore leveling valves in cab or light duty suspensions. Page 62 VEHICLE RECOVERY AND SPRING BRAKES Recovery Hitch Connection Technology and Maintenance Council 7. Cliff Ave. Dec 13, 2012 · Tried changing it out myself, ended breaking off the leveling arm!!!!, finally, out of hours, right at the Peterbilt parking lot, I threw in the towel. Part 2 of my air bag dump valve installation-----My Instagram: @MrJimTimAnna's Instagram: @UncoolAnna----- Jun 22, 2021 · Foot brake pedal, this is common on the pedals that sit a long time. These alerts can help you avoid injury to yourself, your passengers and help prevent costly damage to the vehicle Jan 2, 2024 · Leveling compatibilityHow not to adjust valves in a d13 volvo Leveling valve fits kenworth, freightliner, peterbilt, and volvo h0060Volvo semi truck leveling valve. Height control valves manage air flow to the suspension's air springs to maintain consistent ride height. Replaces OE Number HV9990. 888864 Air Bag, Replaces Peterbilt & KW Low Air Leaf 03-08716 & C81-1011, Includes Bottom Stud. It’s e changed the leveling valve twice ( by recommendation of peterbilt dealer LINK CAB MATE LEVELING VALVE ROD. The dump is before the leveling valve. www. Nov 22, 2016 · Air trac ride height is 11. It is usually around 5 to 5 1/4". I had a 98 pete 379 and a 2003 . Information in this manual will help reduce overall costs through optimized integration of the body installation with vehicle selection. 2. Follow state/provincial and local 950 N. cumminsISB Thanks this. Aug 19, 2015 · I worked for a company the had trailers with Newway air ride trailers, which were top heavy, made in the 70's. Barksdale type height control leveling valve. Fast shipping, shop today. Title: Hadley Smart Valve Troubleshooting Guide Applies To: LT and RH CHANGE LOG Please refer to the change log text box below for recent changes to this article: 06/24/2019 ­ Updated IK to include Tools PN for USB cable, additional diagnostic steps, and International dealer specific Hadley links in the Repair Steps S-25847 Air Leveling Valve Cab. The Arlington, VA 22203 8. I posted a pic of it on the previous page. Adjustment leveling dafLeveling cab suspension Valve leveling volvo elecVolvo leveling valve manufacturer from china gltak automobile (germany. Somewhat of an offshoot on the thread below, but I checked the ride height on my Pete yesterday and it turns out it was about an inch too high. * Warranty On Leveling Valve Against Defects In Workmanship & Material From Date Of Purchase. Location: Schaumburg, IL - $61. 04/30/2010 f321157 Fig. I adjusted the horizontal arm on the leveling valve on my 1993 379 EXHD Peterbilt that I'd posted questions on about a week ago. Our commitment to qu Height control valves are integral to the modern truck's air suspension system. Just follow the leveling valve air supply line. I've added the details about the air cutoff, VIN on that is 1HSMTAAN5AH208359. Jun 23, 2012 #3. Leveling Valve | Haldex. PACCAR recommends the following for best operational performance for the MX-13 EPA2010 en-gine: Prolonged periods of low idle RPMs and high idle times at low ambient temperatures, along with low coolant temperature levels, can cause damage to the engine and the aftertreatment system (See the PACCAR MX-13 Engine Operator’s Manual). General terms and conditions of sale. Specifications Shipping Q&A. if necessary, adjust the linkage length so the control arm is held in the neutral position when the suspension is at the designed ride height. I used peterbilts printout to adjust the valve measuring ride height by measuring tire height and all that. Align drive bearing and housing notches to insure the valve center is at ride height. com Scale−O−Matics 17−36 AC Boxes 17−37 WebPeterbilt Leveling Valve Diagram peterbilt-leveling-valve-diagram 2 Downloaded from oldshop. 01. Fortunately for me both my doors open and shut just fine. Features: high quality materials, parts checked for defects, precision-cut components, OEM compliant design for easy installation. 5"). Then repeat with the other with the first side disconnected. Heavy duty valve with a lever handle for manually reducing incoming pressure (50-120 PSIG) to desired output pressure. * 18 Inch Rod With Ends. Suppliers BESTfit Suspension Leveling Valve. You can see from pics that can is way too high in back and bags and shocks are over extended. If you then drive it and you hear noise in the transmission. -ft. There are a number of reasons why this occurs and we will talk more about it below. Use the height control valve to move the suspension to correct ride height. Hendrickson Height Control Valve with Integral Dump Valve, Use Only On Trucks. 6 inches 034133 Adjustable Linkage- adjustment range 12. With 1/4 inch NPT ports and a patent shear-seal design, this valve replaces the WABCO S464 007 004-0 and Barksdale KD2355 models. 04" Long / 1/2"-13 ID: ETP-27-01746. Check that the link is the right length by fitting it into the mounting holes top and bottom. The little valve on the air tank opens around 65psi, delivering air to the inlet of the leveling valve. Tighten all 1/4" nuts and bolts to 60-80 in-lbs. Services. They also have a guide for the distance in inches that the bag height should be from the bottom of the bag support platform to the bottom edge of the frame rail as well. 15. 2 - It was at the correct height and the Jun 3, 2007 · Your schematic looks good. The PR Plus valve's use of ceramic seal technology allows the valve to be very reliable and highly durable even in the most extreme conditions. Read and follow all of the safety alerts contained in this manual. H185K dummy RADHLBNIU Air Height Leveling Control Valve Compatible with Freightliner Ford Volvo Kenworth, Replace 52341-Q135 XC455A687AA 3188710 Jan 12, 2009 · The leveling valve is the problem, not the dump valve. The valve. Fast and reliable shipping. Find the suspension, steering, and axle parts and components for your heavy-duty truck at Peterbilt Parts today. Mar 23, 2023 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Description. 500 Inches * Rod Can Be Cut For Shorter Applications * Sold Individually * Warranty On Leveling Valves Against Defects In Workmanship & Material Contents ©2017PACCARInc-AllRightsReserved Thismanualillustratesanddescribestheoperationoffeaturesorequipmentwhichmaybeeitherstandardoroptionalon Sep 2, 2017 · How to Change The Height Control Valve on a trailerHEN S-14187 - Steering & Suspension: MiscDescription:Hendrickson Height Control Valve Bolt Together Adjust Peterbilt Height Control Leveling Valve w/ Dump ID: HV9990. 1, Rear of Vehicle with Misaligned Air Bags AirLiner™ Suspension Air-Spring Bag Misalignment Troubleshooting 32-040 Freightliner Service Jul 12, 2023 · Well the leveling valve and height rod were replaced but it didn't fix the problem. Depending on the engine, the truck might also have a anti-flow back valve in the system, its a small aluminum block. I think someone had tried to adjust it to make the truck set more level but they had it set so low in the rear that Jun 17, 2022 · People and blogs/oilfield/oilfield trucking/tanker truck/mechanical/how to #northdakota #peterbilt379 BESTfit Height Control Valve Linkage And Rod Kit, Replaces 03-05180. . Heavy duty control valve. Hendrickson's non-delay Height Control Valve delivers twice the airflow of comparable sized valves for quicker air up, better response after dump and faster exhaust delivering greater stability during loading and unloading. 99. GrapeApe, Mar 7, 2014. I went off spec and my truck has always rode at 10" . 4. turn the injector adjusting screw in and bottom the injector plunger 3 to 4 times to remove fuel. Adjust valves and injectors in the same cylinder follow-ing the procedures in 1 through 7 EGP Valve with Dump. 500 Inches. Non-time delay valve. Connect the air supply line to the air supply port of the EGP. 11" is way to high and creates driveline noise. Visually inspect the suspension to confirm that the air has exhausted from the • Close the manual fuel valves prior to performing maintenance and repairs, and when storing the vehicle inside. I did slip the arm off of the valve and flip it 180* to see if reversing the flow would change anything, but nope. Sometimes they install a valve on the air tank, that supplies air to the leveling valve. DTP. At 10" it is quiet. $106. Adjust the linkage to the vehicle manufacturer's ride height recommendations. Usually you measure the height of the air bag from top to bottom. All Products. Sep 27, 2012. Mar 22, 2016 · Jan 7, 2013. KWmech, Jun 23, 2012. Feb 5, 2011 · 40. May 10, 2020 · EATAKWARD VS-228 Air Height Leveling Control Valve Replaces Peterbilt Hendrickson 334-1974 HV9990, 171. Jun 13, 2020 · Join me in this video, so I can share with how to diagnose and Replace a defective air suspension leveling valve Optimize your Peterbilt 389 with top-grade leveling valves, air springs, and height control valves. It could also be bad causing this issue. Linkage Kit | Hendrickson | 13. Locking feature for the height adjustment allows operator to set desired output pressure. Mar 18, 2022 · Trailer Height Control Valve. $12. Nov 13, 2023 · Nov 13, 2023. Upgrade your truck today Product Description. At full up or down suspension travel: MAXIMUM RECOMMENDED LEVER ANGLE IS 45° 034132 Adjustable Linkage- adjustment range 10. $22. May 7, 2012. The Cabmate absorbs the road shock and vibration Jul 3, 2014 · 0. Chock the tires. * For Air Ride Suspensions. Does anyone have the proper instruction procedure for adjusting this ? Reference the New Cascadia Workshop Manual section 32. If the equipment is traded or sold, give the manual to the new owner. 32 USD Not Yet Rated. May 24, 2017 · Then run some 1/4" air line from the right rear bag up to the new right front bag and T to the left front and it's done. HEIGHT CONTROL VALVE ASSEMBLY WITH DUMP VALVE - HV9990. 99 Leveling Valve Rod. They had a leveling valves on each side and the response was slow in turns. 25 Inch. 85 USD Not Yet Rated | Write the First Review * High Quality Leveling Valve * Trailer Only * Reverse Actuation Valve Kit * CR Type With Into Dump With Release Valve * Trailer Suspension With 2-Levers And 2-Mounting Brackets * Sold Individually * Warranty On Leveling Valves Against Defects In Workmanship & Material From Date Of Purchase *** High Quality Aftermarket Replacement Part (Not OEM) *** *** Replaces OE Number(S) 171. If the lash clearance is too tight, the valve cannot SKU KD2291. #4. Check to make sure that your tires are inflated equally and that you axle cross locks are fully disengaging. Rotate the valve either clockwise or counterclockwise to obtain the”LOW AIR LEAF” unladen ride height as measured with the ride height gauge. Elite Truck Parts Air Spring Stud - 8. May 31, 2024 · Description: VALVE-HEIGHT CONTROL WITH DUMP. Just some other things to check, it's most likely the leveling valve itself going bad. 10. Read and follow all safety instructions. 00 inches centerline of the axle to the bottom of the frame, average between axles should be within 1/2 in. 8. There are two possibilities. If the lash clearance is too great, it will affect the engine’s airflow and eventually lead to valve damage. * High Quality Air Leveling Valve. * Sold Individually. also make sure that your driveshafts are in phase, ie yolks on the same plane. Well, you know that the leveling valve was changed and that's when the problem started. It is a Hendrickson valve. The only adjustment I could find was the two bolts holding the ride height valve on, the lower of which was able to swing a bit one way or the other. The leveling valve will try to dump air to get suspension back to level, all the while trying to inflate at the same time. VMRS Code: 016-008-023 [Leveling Valve] Note: Non-Adjustable Handle, Does Not Include Fittings. 0 inches 034134 Linkage Hardware- 5/16-18 thread 034135 Linkage Hardware- 1/4-20 thread 034136 Linkage Hardware- 8 mm course thread VELVAC NEW HEIGHT CONTROL VALVES INTEGRAL DUMP LEVELING VALVES Peterbilt 385, 387, 389 Leveling Valve with Dump 08-02947 by Newstar. Commonly used on Peterbilt 365, 367, 378, and 379. Fig. Repair your rig on your own terms with this aftermarket Volvo air suspension leveling rod from Automan at Raney's Truck Parts! Matches OEM: 22379948. It deflates slowly when pointed down but it does deflate. * High Quality Linkage Kit. $77. Several things will cause this. Quantity. This paramount component ensures optimal ride quality by maintaining the ideal suspension level Replicating Paccar 08-03315 and Barksdale HV9990 part numbers, this valve ensures an impeccable fit and reliable functionality. 0. Sometimes that little valve gets plugged up or stuck and stops working. Keep this manual with the equipment. 3. Ports: 1/4" NPT. Provides precise adjustment to ride height variation. Typically ships in 5 to 7 business days. Always adjust to the proper height on the up-travel with the brakes released and wheel blocked. 90 Degrees. Meritor M85069 AllFit Shock Absorber, Peterbilt Low Air Leaf & Kenworth AG400L. Nov 22, 2017 · Visit an Allstate Peterbilt Group location near you, call 844-920-2901, or email us. This manual contains information for the correct operation and maintenance of your PACCAR engine. $144. 1. SKU: S-25847. Peterbilt says it should be about 11". 88 USD. $161. Specially designed hitches are (703) 838-1763 required to recover your vehicle. Qty Spin Up Spin Down. Hold screw and torque lock nut to 45 lb. SKU MSRK5001. Leveling Valve $77. 99% chance that's where the problem is. Don't have a p/n handy. It does initially. Peterbilt Motors Company reserves the right to make changes at any time without notice. Paccar All Makes. peterbil May 7, 2012 · Well-Known Member. Push to Connect (PTC) Fittings. Documents 4. Feb 18, 2008 · I made a new/longer (1/2") linkage rod that seemed to work perfect, I had the bottom of the cab level (and it would rise up about 1. I hope this helps you. If they were driven around the block and parked it might lean the other way. Keep soaking with WD 40 and working the pedal, also spray the cylinder in the middle of the valve, where the pedal pushes it. Bottom injector adjusting screw with a screwdriver. remove the wooden centering pin. * Maximum Usable Length 19. Free shipping over $250. Brand: TRP [TRPPC] Unit of Measure: Each. 67. If you don’t need mobile truck service but are looking to visit one of our facilities for a repair, click here to schedule an appointment online. When you adjust dual system valves, you have to adjust one side at a time. It replaces the solid rear cab mounts with a cushion of air accomplished with air springs, shock absorbers, air leveling valves and strategically designed brackets for controlling cab movement. SKU: 22379948DTP Available for pre-order Jul 16, 2013 · Shawn Warman discusses how to check the Ride Height Adjustment & Suspensions on your Peterbilt truck. No it deflates a lot more slowly. Mar 5, 2011 · 114 posts · Joined 2010. I lengthened it some till the air stopped exausting but that made bags air up too much. The tuned dead band and porting minimizes air consumption while improving the overall suspension system response. The leveling valve for the rear bags controls the 2 new front ones also. Press the suspension dump switch, the light will illuminate. I checked it not once but twice. 1,297. com www. Asheville, NC. I set the distance at 15. Testing Procedure - Suspension Dump: 4. 7. Safety Alerts Please read and follow all of the safety alerts contained in this manual. News and Events. 25. Replicating part number: Wabco SRWABK011, this valve ensures an impeccable fit and reliable functionality. Ships Today. Get deals on automotive parts, truck parts and more. * Adjustable Linkage Kit For Height Control Valve. Using an Advanced Shear-Seal ® design to ensure accurate air flow, Hendrickson Height Control Valves (HCV) deliver superior performance and durability -- especially when combined with Hendrickson air suspensions. I have a 94 peterbilt 379 with air trac. PIM Updated Date: 06/04/2024. Oct 2, 2022 · Perhaps you wonder why air leveling valve problems occur. The air line is responsible for delivering air from your valves to your bags. Today I replaced my sleeper height leveling valve on my 2013 Peterbilt 587. Now when I get around to it I can use a Porta-power to straiten out the door frames. In that case, the supply to the leveling valve had no pressure. Cross References: S-26942, 670-S26942, S26942, 08-02947, 0802947, 52341-POAQ3-Q26, KD2174, KD2429, PTR 08-02947, S08-02947, PTR0802947, PTR-08-02947 A cross reference listing means that this item should be a suitable replacement for the part numbers listed. $243. The Cabmate ® is a cab air suspension system for Class 7 and 8 trucks. They are there for your protection and information. Park the vehicle on a level surface, shut down the engine, and set the parking brake. Dec 13, 2013 · 1,542. Volvo. (61 n•m). AIR LEVELING VALVE CAB. These valves ensure that the truck's suspension is adjusted automatically, keeping the vehicle level regardless of load weight and distribution. Link Cab Air Suspensions. Notes. Add to cart. 00. , increase the level a bit. Safety Dayton Air Control Products, LLC 2785 Lance Drive Dayton, Ohio 45409 Toll-Free: 1-800-831-1893 Call or Text: 937-254-4441 Nov 14, 2011 · Bought level valve from Pete. With the weight of the trailer fully resting on the landing gear, the effort used in cranking Mack. (See Figure 1 for mounting bolt spacing) 3. Home Peterbilt of Sioux Falls 4620 N. The Peterbilt Heavy Duty Body Builder Manual can be very useful when specifying a vehicle, particularly when the body builder is involved in the vehicle selection and component ordering process. Tight dead zone. Breaking a line. 90 Degrees or less at correct ride height Link & mounts must be in vertical alignment. Seamless Compatibility: Specifically designed for Peterbilt trucks, our Leveling Valve perfectly integrates into your suspension system. Can't find the part you need? Call us at (435) 216-7812 for assistance. So there's a 99. Refer to the WARNING in the General Safety Instructions on page 7. 8-19. 110 "Ride height Adjustment". SKU HV9990. Read Reviews. io wd rc ap un ja re tv oq ox