Sonnax Performance Transmission Parts
- Sonnax®Valve BodyValve Body by Sonnax®. Molded lead frame harness. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best automotive components from Sonnax. Made by...One SKU fits all applications, saving time, money and confusionResurfaced OE channel casting eliminates warpage, burrs, and cross-leaks cost effectively$110.32 - $1,064.20
- Sonnax®High Performance Automatic Transmission Clutch Drum KitHigh Performance Automatic Transmission Clutch Drum Kit by Sonnax®. The Sonnax clutch system increases lockup surface in OE transmission for significantly more torque capacity than modified OE drums. The drum and piston accept thicker...Patented drum, hub and piston system improves clutch capacity for maximum durability High-strength drum with reduced rotating mass improves on-track acceleration$165.75 - $401.63
- Sonnax®High Performance Smart Tech™ Automatic Transmission Servo KitHigh Performance Smart Tech™ Automatic Transmission Servo Kit by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best automotive components from...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$330.69
- Sonnax®High Performance Automatic Transmission Valve Body Recalibration KitHigh Performance Automatic Transmission Valve Body Recalibration Kit by Sonnax®. The Sonnax Performance Pack is a must-have for any heavy-duty vehicle and the very best foundation for high-performance racing. All components work...Consistent, firmer shifts under load without sacrificing low-speed drivability or guessing on calibrationFaster pressure increase and higher overall pressure for greater clutch/band holding power$187.15 - $218.22
- Sonnax®High Performance Automatic Transmission Input Carrier KitHigh Performance Automatic Transmission Input Carrier Kit by Sonnax®. Sonnax input carrier kit transforms the ransmission from an OE “wide ratio” to a “close ratio” for game-changing acceleration on the track. This keeps...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$682.13
- Sonnax®Zip Kit™ Valve Body Repair KitZip Kit™ Valve Body Repair Kit by Sonnax®. The kit contains uniquely designed parts to prevent the loss of pressures within the main line, clutch apply control and lockup control circuits. The kit also seals multiple circuits known to...No reaming requiredInstalls quickly with no special tools required$103.55 - $278.23
- Sonnax®High Performance Automatic Transmission Accumulator Piston KitHigh Performance Automatic Transmission Accumulator Piston Kit by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best automotive components from...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$34.31 - $107.41
- Sonnax®High Performance Automatic Transmission Input Drum Reinforcement KitHigh Performance Automatic Transmission Input Drum Reinforcement Kit by Sonnax®. The OE input drum assembly is known to crack and strip out splines where the input shaft is pressed into it. Sonnax offers a hardened steel sleeve that...Custom overrun piston works with steel forward pistonChromoly steel sleeve design will not block clutch feed oil$97.86
- Sonnax®High Performance Premium Automatic Transmission Planetary Gear Assembly KitHigh Performance Premium Automatic Transmission Planetary Gear Assembly Kit by Sonnax®. Sonnax offers complete GM Powerglide planetary assemblies in a variety of gear set options and configurations to ensure you get the performance you...Top-quality sun and pinion gears deliver outstanding durabilityHigh-strength output shaft resists twisting and breakage$651.38 - $1,020.00
- Sonnax®High Performance Automatic Transmission Line Pressure Booster KitHigh Performance Automatic Transmission Line Pressure Booster Kit by Sonnax®. Sonnax hydraulic line pressure booster kits contain stronger pressure regulator springs and large ratio boost valves designed to work together to provide...Achieve shorter shifts and increased torque capacity without creating low-speed harshnessImproved band and clutch holding capacity for increased durability$17.61 - $97.32
- Sonnax®High Performance Automatic Transmission Servo KitHigh Performance Automatic Transmission Servo Kit by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best automotive components from Sonnax. Made...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$59.81 - $222.44
- Sonnax®High Performance Smart Tech Automatic Transmission Input Shaft and Piston KitHigh Performance Smart Tech Automatic Transmission Input Shaft and Piston Kit by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best automotive...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$860.63 - $1,158.69
- Sonnax®High Performance Extreme Duty Automatic Transmission Clutch Hub KitHigh Performance Extreme Duty Automatic Transmission Clutch Hub Kit by Sonnax®.Eliminates spline wear in extreme power and offroad applicationsSimple installation adds bearing and reduces unit endplay$142.44
- Sonnax®High Performance Extreme Duty Automatic Transmission Intermediate ShaftHigh Performance Extreme Duty Automatic Transmission Intermediate Shaft by Sonnax®. The intermediate shaft failure is common as power levels are increased and long-distance towing applications. Sonnax extreme duty intermediate shaft is...Patented modifications to lubrication channel increase lube flow to prevent gear train meltdownTorsional design dissipates peak stress$715.26
- Sonnax®High Performance Extreme Heavy Duty Automatic Transmission Line Pressure Modulator Plunger Valve KitHigh Performance Extreme Heavy Duty Automatic Transmission Line Pressure Modulator Plunger Valve Kit by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$29.64
- Sonnax®High Performance Heavy Duty Automatic Transmission Case Bushing KitHigh Performance Heavy Duty Automatic Transmission Case Bushing Kit by Sonnax®. Case bushing walkout and thrust washer wear are common issues in the OE units. Sonnax heavy duty case bushing kit combines the tried and true no-walk case...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$44.77
- Sonnax®High Performance Super Hold Automatic Transmission Dual Servo KitHigh Performance Super Hold Automatic Transmission Dual Servo Kit by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best automotive components...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$262.43
- Sonnax®High Performance Automatic Transmission Clutch Apply PistonHigh Performance Automatic Transmission Clutch Apply Piston by Sonnax®. The OE pistons commonly crack due to cantilevered stress on the cast material. The OE part has been through several revisions in an attempt to correct this, but all...Eliminates concerns of piston breakageImproved durability and strength over the OE's piston$99.80 - $189.31
- Sonnax®High Performance Heavy Duty Automatic Transmission Clutch Apply Piston KitHigh Performance Heavy Duty Automatic Transmission Clutch Apply Piston Kit by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best automotive...A modified OE clutch apply piston and piston dam are used in conjunction with a specially-designed Sonnax piston apply ringA more rigid backing plate$158.06
- Sonnax®High Performance Automatic Transmission TV Cable Corrector KitHigh Performance Automatic Transmission TV Cable Corrector Kit by Sonnax®. Most aftermarket carburetors and injection systems are not configured to match OE TV cable pivot travel, leading to incorrect transmission pressures and shift...Ensures proper transmission pressure and shift timingPrecisely sets the distance of OE TV cable travel$26.11 - $35.89
- Sonnax®High Performance Heavy Duty Automatic Transmission Clutch Backing Plate KitHigh Performance Heavy Duty Automatic Transmission Clutch Backing Plate Kit by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best automotive...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$135.47
- Sonnax®High Performance Heavy Duty Automatic Transmission Clutch HubHigh Performance Heavy Duty Automatic Transmission Clutch Hub by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best automotive components from...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$110.57 - $243.15
- Sonnax®High Performance Heavy Duty Automatic Transmission Input ShaftHigh Performance Heavy Duty Automatic Transmission Input Shaft by Sonnax®. Input shaft failure is common as power levels are increased in OE units. Sonnax heavy duty input shaft is precision-engineered for unrivaled performance in...Suitable for any high-horsepower street, towing or competition applicationRolled splines for increased durability$339.13 - $1,040.56
- Sonnax®High Performance Heavy Duty Automatic Transmission Intermediate Stub ShaftHigh Performance Heavy Duty Automatic Transmission Intermediate Stub Shaft by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best automotive...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$205.53
- Sonnax®High Performance Heavy Duty Automatic Transmission Kickdown Band StrutHigh Performance Heavy Duty Automatic Transmission Kickdown Band Strut by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best automotive...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$16.58
- Sonnax®High Performance Contender Automatic Transmission Clutch Drum KitHigh Performance Contender Automatic Transmission Clutch Drum Kit by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best automotive components...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$139.35
- Sonnax®High Performance Heavy Duty Automatic Transmission Output ShaftHigh Performance Heavy Duty Automatic Transmission Output Shaft by Sonnax®. Output shaft failure is common as power levels are increased in OE units. Sonnax heavy duty output shaft in OE units is precision engineered and manufactured...High-strength steel shaft with rolled splinesSpecially heat-treated and processed for maximum toughness$669.17 - $676.97
- Sonnax®High Performance Heavy Duty Automatic Transmission Shift ValveHigh Performance Heavy Duty Automatic Transmission Shift Valve by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best automotive components from...Improves input sprag and Forward clutch durabilityCritical upgrade for all heavy-duty and performance vehicles$37.13
- Sonnax®High Performance Extreme Duty Automatic Transmission Planetary Gear Assembly KitHigh Performance Extreme Duty Automatic Transmission Planetary Gear Assembly Kit by Sonnax®. Sonnax offers complete planetary assemblies in a variety of gear set options and configurations to ensure you get the performance you want...Direct replacement, requires no special assembly or case modificationTop-quality sun and pinion gears undergo additional advanced processing for unmatched durability$3,378.75
- Sonnax®High Performance High Performance Automatic Transmission Pressure Regulator SpringHigh Performance High Performance Automatic Transmission Pressure Regulator Spring by Sonnax®. Enhance drivetrain strength, performance, and durability and keep your transmission performing at its best with the industry’s best...Designed to improve your vehicle’s performance for more enjoyable ridesManufactured from premium materials to offer a long-lasting service life$8.44
Sonnax is a globally recognized leader in innovative aftermarket drivetrain components. Established in 1978, Sonnax is one of the fastest-growing companies in southern Vermont. The company’s corporate headquarters include technologically advanced facilities where it designs and develops some of the best automotive parts in the industry! What’s more, Sonnax has technical development centers in many other U.S. States, including California, Georgia, New Jersey, Missouri, and Wisconsin. The company consists of a team of highly qualified specialists, remanufacturers, and rebuilders who do their utmost to further the company’s success and make it synonymous with excellence.
Whether on the road, on the street, or in the backcountry, trust Sonnax driveshaft components to enjoy an unforgettable driving experience! Made using the most sophisticated technology, Sonnax parts will improve the strength and performance of your driveline. Sonnax slip yokes are the perfect way to safely and reliably transfer power from transmission to driveshaft. Fully machined from billet steel, Sonnax bushing-style yokes will help eliminate leaking from the back of the transmission, noise, vibration, clunking, and other popular complaints. When it comes to extreme racing, you can’t go wrong with rugged roller bearing-style yokes. Forged from 4340 Chromoly steel, they are indestructible both on the street and on the track. These yokes are proven to handle the most extreme horsepower!
Along with steel yokes, the company engineers an extensive variety of aluminum components, including tubing, flange, weld, and bondable yokes. Sonnax yokes and tubing offer enhanced torque yields, maximum strength, and a perfect fit. They pair perfectly to replace your two-piece driveshaft and eliminate that weak carrier bearing. Rebuilding your torque converter? Sonnax is the only name you need to know! For many years, it has been a globally recognized full product line provider of torque converter parts that combine innovative technology with unmatched dependability. From common replacement parts to sophisticated performance converter kits, you are sure to find everything you need to complete your project.
Top-of-the-line Sonnax performance converter kits are designed taking in mind the performance characteristics of the specific vehicle. They will significantly improve acceleration and durability for long-lasting builds. Sonnex is highly praised for its line of converter friction rings made from advanced materials to handle the most demanding torque-holding applications. The company also offers an in-depth selection of valve body parts that are the number one choice for both industry’s largest transmission remanufacturers and individual transmission specialists. If you want to get your big repair jobs done faster, opt for one of the Sonnax remanufactured valve bodies. They are fully disassembled, cleaned, updated, and then hydraulically and electronically tested. And those looking to take their gas and diesel builds to the next step can choose from Sonnax high-performance and heavy-duty transmission products designed to withstand the challenges faced by racing and other hard-working transmissions.