Sonnax Archives - Page 10 of 15 - Transmission Digest
How to easily check endplays in Chrysler RFE transmissions

When building a reliable transmission for everyday drivers, it’s tempting to skip checking gear set endplay because of the factory tool cost. Often, I hear: “I feel movement, so at least I know it is not going to bind up;” or “This play feels good to the touch, so it is okay;” or “It’s not

Sonnax, Transtar highlight case saver kit for Ford 6F35 transmissions

Sonnax and Transtar highlight the case saver kit for Ford 6F35 transmissions. According to the companies, first- and second- generation 6F35 transmissions are notorious for worn axle bushings, which allow external leakage. This premature bushing wear can be caused by a worn differential support, which affects endplay negatively. The thrust bearing that rides on the

Sonnax introduces bushing kits for GM transmissions

Sonnax has introduced a line of bushing kits for GM transmissions, which the company says can help avoid bushing failure, harsh shifts, burnt clutches and gear ratio or solenoid codes. Models covered are the GM 6L45/50 (part number #104030-01K) and the GM 6L80/90 (part number #104030A-01K). According to Sonnax, these kits limit bushing wear and

Sonnax highlights oversized cooler, main converter and converter relief valve kit

Sonnax highlights its oversized cooler, main converter pressure and converter relief valve kit (#122740-10K) for Aisin Seiki AS66RC and AS69RC transmissions. The company says this kit can help avoid fluid loss that causes poor cooling, low cooler feed, low converter charge, TCC slip and TCC slip codes in these transmissions. Installing this kit re-establishes correct

Sonnax highlights Heavy Duty K2 Clutch Hub

Sonnax highlights the Heavy Duty K2 Clutch Hub, made for Aisin Seiki AS69RC transmissions. According to the company, users can avoid slipping/flaring in fourth, fifth and sixth gears and potentially losing these ranges altogether replacing the OE, two-piece K2 hub with the Sonnax product.

Sonnax 122572-01 1400
Sonnax highlights Thermal Bypass Eliminator Kits

Sonnax highlights its thermal bypass eliminator kits, which the company says can prevent transmission overheat in several popular Chrysler, Jatco/Nissan, ZF and Mercedes transmissions. These kits allow reuse of the OE cooler bypass valve by removing the OE thermal bypass valve and replacing it with either a plug or valve assembly that permanently allows flow

TASC Force Tips: Vacuum Test Guide

This month’s TASC Force Tips details the Chrysler 62TE. NOTE: OE valves are shown in rest position and should be tested in rest position unless otherwise indicated. Test locations are pointed to with an arrow. Springs are not shown for visual clarity. Low vacuum reading indicates wear. For specific vacuum test information, visit the Sonnax

Transtar, Sonnax highlight Drop-in Zip Valve parts

Transtar and Sonnax highlights the Drop-in Zip Valve line of parts. According to the company, the parts install quickly and easily, with no reaming or special tools required. They are designed to address the root causes of converter and lube related complaints by sealing critical pressure circuits. A detailed technical booklet is included with in-depth

Transmission Digest’s 2021 Supplier Profiles

The following pages contain powertrain industry profiles, key people and product information from leading companies in the marketplace. These profiles typically serve as an introduction for companies participating in autumn trade shows which, this year, have been canceled due to the Covid-19 crisis. Companies include: Evolution Driveline; Freudenberg NOK; Jasper Engines & Transmissions; Precision International;

Sonnax highlights pressure switch rebuild kit and installation tool kit

Sonnax streamlined its pressure switch rebuild and installation tool kit offerings for GM 6L45/50/80/90, 6T70 (Gen. 1) and 6T75 (Gen. 1) transmissions. Sonnax pressure switch rebuild kit #124740-70K includes enough discs and seals to rebuild 10 TEHCM units and replaces #124740-30K. The related Sonnax installation tool kit #124740-TL70 includes tools only and replaces #124740-TL30. Restore

Sonnax highlights pump slide pivot pin and spring kit

Sonnax highlights its pump slide pivot pin and spring kit (#104553-03K), which the company says can prevent leaks and fluctuating line pressure in GM 6L45/50/80/90 transmissions by replacing the pump slide pivot pin. The pump slide pivot pin and the associated spring in these units are prone to wear, yet not available separately from the

Ford 6F35 (Gen. 1 & 2) Case Saver Kit

Instead of sourcing an expensive new case, you can now stop further wear and restore endplay to proper levels with this new Sonnax case saver kit (p/n 144281-01K). Ford Gen. 1 and 2 6F35 transmissions are notorious for worn axle bushings, which allow external leakage. This premature bushing wear can be caused by a worn