Transmission Rebuilders Network Worldwide. Transmission Diagnostic Help, Rebuilding Tips, Transmission Forum, Message Board, Electrical Diagnosis, Troubleshooting

TRNW, Transmission Rebuilders Network Worldwide

is an international network of transmission technicians, transmission rebuilders, and transmission shop owners who discuss every aspect of running a transmission repair facility. TRNW members interact on everything from rebuilding tips, diagnostic help, troubleshooting, parts locating, and the art of operating and managing a full-service transmission shop.

TRNW is like having hundreds of transmission rebuilders at your door step to answer your questions. No job is too difficult! TRNW members unite together to help solve the most complicated problems from today's complex, fully electronic, automatic transmissions. Join TRNW today and see what your missing! It's like a seminar in your mail box every day!

TRNW has the most active and the most informative tech forum in the transmission industry! Our members rave about how great our service is, and you will too! Be sure to join TRNW today!

Becoming a TRNW member is Easy and Safe! We use the latest "Verisign" secure encryption technology available. View our Privacy Policy, and our Refund Policy. All participants of this group must agree to the terms of our Terms of Use Agreement.

Transmission Industry News

TRNW launched it's new iOS App! Now available in the Apple App Store!
Sonnax introduces a new heavy duty input shaft that delivers exceptional performance, durability and value in GM 4L80/85-E transmissions.
The NEW 2020 Dura-Bond Transmission Catalog is now available for download. CLICK HERE to download!
Dura-Bond decided to put this video together to address some of the questions and concerns that we have heard from you guys at the transmission seminars, trade shows, and even from this group.
Transmission Fixes - "You Asked, We Listened"
Sonnax announces a new extreme duty output shaft that provides the ultimate protection against Chrysler 48RE and 47RE shaft failure. Ideal for use in 68RFE to 48RE conversions, where the transfer case input has 29 splines, or in older, 47RE applications when an appropriate 29-spline input gear is sourced separately.
Here is a "Teaser" for the upcoming Dura-Bond Video Series "Race Proven...Time Tested", Hosted by William Dolak! CLICK HERE
Raybestos® Powertrain Receives 2017 GM Supplier Quality Excellence Award! Click Here for more information
TRNW launched it's new Android App! Now available in the Google Play Store!
Raybestos® Powertrain introduces 48RE TorqKits! With an enhanced shift feel, increased torque capacity and smooth engagements, drop-in Torqkits are designed to help tear up the drag strip.
Learn more
Sonnax releases a new pressure regulator valve kit that restores proper line pressure control for renewed shift feel and performance in GM 6T40 third generation transmissions. Drop-in Zip Valve™ parts install quickly and easily.
Valve Body Pro is proud to introduce their latest innovation: Rebuilt Solenoid Blocks for the 5R55N/W/S, with an additional option for solenoid repair kits with Maxx Fluxx SOLPRO rebuild kits.
Seal Aftermarket Products now has the complete overhaul kit for the U250E series transmission with year coverage 2005-2009. Click here for more information
Superior now offers a valve body upgrade kit for all 6 solenoid KM's! Part #: STL-175-6. Click here for more information
Raybestos Powertrain jump starts "Race With Raybestos" customer reward program! Click here for more information!
Sonnax offers a new front planet to reaction shaft thrust bearing that replaces OE bearings in '07-later GM 4L60/65/70-E transmissions
Raybestos unveils superior friction plate for Honda transmissions! Click here for more information!
Seal Aftermarket Products now has the complete overhaul kit for the AW TF 80SC series transmission with year coverage 2006-up. Click here for more information
Superior has introduced an extra thick valve body separator plate for 4R70W & 4R75W! Click here for more details!
Sonnax announces a new oversized solenoid feed pressure regulator valve kit to recover hydraulic control and renew shift performance in Ford 6R140 transmissions.
Seal Aftermarket Products now has the complete overhaul kit for the ZF5HP19/FL/FLA series transmission with year coverage 1996-up. Click here for more information
Superior Transmission Parts is proud to announce their new A618 / 48RE LOW & REVERSE SUPER SERVO! Click here for more info!
Sonnax introduces a new oversized main pressure regulator valve kit to overcome low pressure, delayed engagement, push belt slippage, and solenoid performance codes in Jatco/Nissan JF016E (RE0F10D) and JF017E (RE0F10E) transmissions.
Seal Aftermarket Products now has the complete overhaul kit for the ZF6HP26 series transmission with year coverage 2001-up. Click here for more information
G-TEC proudly announces our optional filter system for all TurboTank and G-TEC heated cooler line flushers in a ready to install kit form. Click here for more information
Sonnax offers a handy vacuum test plate kit for fast, easy, accurate testing on Ford 4R70E/W, 4R75E/W and AODE valve bodies.
Seal Aftermarket Products now has the complete overhaul kit for the HONDA/ ACURA (Vue 2004-Up) 4 SHAFT, 5 SPEED series transmission with year coverage 2003-Up. Click here for more information
Sonnax offers a precision-engineered heavy duty input shaft for unrivaled performance in high-horsepower Ford 4R70E/W, 4R75E/W and AODE transmissions.
Seal Aftermarket Products now has the complete overhaul kit for the VW09M series transmission with year coverage 2006-up. Click here for more information
Sonnax offers a direct-OE-replacement, 8-piece bearing kit for Toyota/Lexus U760E/F transmissions. A rear cover bearing is also available separately.
Seal Aftermarket Products now has the complete overhaul kit for the Chrysler 62TE series transmission with year coverage 2007-up. Click here for more information
Sonnax offers a heavy duty stator shaft kit to address a common failure point in Dodge trucks with AS68RC transmissions - a stator shaft that has spun in the pump cover. Capable of withstanding 15% more torque than OE shafts, this shaft allows you to save the pump and complete repairs for a fraction of the cost of a new pump.