February 16, 2011

Transmission Report Newsletter: February 2011

Featured in this issue:Line Pressure Booster KitsPowerglide® Gear Sets & AssembliesAisin AW TR-60SN Valve Kits

Thrust Bearing GM-N-26

4L60 (700-R4), 4L60-E (298mm), Multi-Plate Performance Converter
4L60-E, 4L65-E, 4L75-E (300mm), Multi-Plate Performance Converter
4L80-E, 4L85-E, Multi-Plate Performance Converter
6L80, 6L90 (258mm), Multi-Plate Performance Converter
6L80, 6L90 (265mm), Multi-Plate Performance Converter
6L80, 6L90 (300mm)
6L90 (Captive Clutch)
Powerglide, TH350, TH400 (258mm) Performance Converter
Powerglide, TH350, TH400 (265mm) Performance Converter

Sonnax enclosed thrust bearing GM-N-26 is a direct replacement for the turbine-side bearing in GM 6L80, 6L90, 300mm (late) and 6L90 (Captive Clutch) converters

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4L60 (700-R4), 4L60-E (298mm), Multi-Plate Performance Converter, 4L60-E, 4L65-E, 4L75-E (300mm), Multi-Plate Performance Converter, 4L80-E, 4L85-E, Multi-Plate Performance Converter , 6L80 (265mm), Multi-Plate Performance Converter, 6L80, 6L90 (258mm), Multi-Plate Performance Converter , 6L80, 6L90 (300mm), 6L90 (Captive Clutch), Powerglide, TH350, TH400 (258mm) Performance Converter, Powerglide, TH350, TH400 (265mm) Performance Converter Thrust Bearing GM-N-26

Thrust Washer BW-WP-4

4L60 (700-R4), 4L60-E (298mm), Multi-Plate Performance Converter
4L60-E, 4L65-E, 4L75-E (300mm), Multi-Plate Performance Converter
4L80-E, 4L85-E, Multi-Plate Performance Converter
6L80, 6L90 (258mm), Multi-Plate Performance Converter
6L80, 6L90 (265mm), Multi-Plate Performance Converter
A618, 47RH/RE, 48RE (310mm), Multi-Plate Performance Converter
BorgWarner 310mm LU (A618, 47RH/RE, 48RE)
BorgWarner 310mm NLU

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Impeller Hub GM-90CM-57R

4L60-E (300mm), Single-Plate Performance Converter
4L60-E (300mm), Single-Plate Performance Converter (Mounting Ring)

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4L60-E (300mm), Single-Plate Performance Converter, 4L60-E (300mm), Single-Plate Performance Converter (Mounting Ring) Impeller Hub GM-90CM-57R

March 31, 2023

Top Shop Product Winners of 2023

Every year, Transmission Digest accepts nominations for the top products and tools in the powertrain aftermarket. Readers vote for their favorites to determine the winners. The results are in: we won 13 top product awards! Thank you all for your trust and support of Sonnax and Rostra products – we couldn’t have done it without you.

Take a look at the winning products here:

Chrysler 845RE, ZF8HP45/55/70
Solenoid Test Manifold Kit
GM 4L60-E, 4L65-E ('96–'08)
Heavy Duty Remanufactured Valve Bodies
GM 4L80-E ('95-Earlier), TH400
Adjustable Rear Servo Pin Kit
GM 4L80-E ('95-Earlier), TH400
Heavy Duty Low/Reverse Servo Piston
GM 6L80
Extreme Duty 4-5-6 Clutch Hub & Intermediate Shaft
GM 6L80, 6L90
Bearing Kit
GM 6L80, 6L90
Output Planetary Lube Dam
GM 8L45, 8L90
Zip Kits
GM TH400
Heavy Duty Forward Drum
GM TH400
Smart-Tech® Drum Module
ZF8HP55/70/75
Heavy Duty "A" Clutch Backing Plate
ZF8HP70
Heavy Duty "E" Clutch Hub
Ford 6R80, 6R100, 6R140
Variable Bleed Solenoids

AFL Valve End Plug 77754-39

4L60-E
4L65-E
4L70-E

The end plug at the AFL (actuator feed limit) valve is often lost or damaged during valve body inspection or service. Sonnax offers direct replacement end plug 77754-39 for this location.

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4L60-E, 4L65-E, 4L70-E AFL Valve End Plug 77754-39

Vacuum Test Plate Kit Seal 77754-VTP-S

4L60-E
4L65-E
4L70-E

Sonnax vacuum test plate kit seal 77754-VTP-S is a replacement silicone seal for a worn or damaged original seal in vacuum test plate kit 77754-VTP.

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4L60-E, 4L65-E, 4L70-E Vacuum Test Plate Kit Seal 77754-VTP-S

Tool Kit F-77754-TL58

4L60-E
4L65-E
4L70-E

Tool Kit for 77754-58K

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4L60-E, 4L65-E, 4L70-E Tool Kit F-77754-TL58

March 24, 2023

Transmission Report Newsletter: March 2023

Featured in this issue:New 6L80/90 Remanufactured TEHCMsNew Ford, GM & ZF Parts to Help Keep the Comebacks AwayRostra Powertrain Controls: New Solenoids, Sensors & MoreTech Tip: Ford 10-Speed ATF Venting & Overheating

February 19, 2015

Transmission Report Newsletter: February 2015

Featured in this issue:NEW! Webinars & VideosPressure Switch Kits & Zip Kits®Plow Repairs & Upgrades

Stator GM-ST-086

4L60 (700-R4), 4L60-E, 200-4R (298mm NLU) Performance Converter
4L60-E (298mm), Single-Plate Performance Converter
4L60-E (300mm), Single-Plate Performance Converter
6L80 (245mm), Single-Plate Performance Converter
727, 10-3/4" NLU Performance Converter
904, 10-3/4" NLU Performance Converter
AOD Performance Converter
C4, 10" or 11" Performance Converter
C4, 11" Performance Converter
C6 Performance Converter
Powerglide, TH350, TH400, 10" Performance Converter
Powerglide, TH350, TH400, 10" Performance Converter (Mounting Ring)
“086” GM 245mm blade profile

The versatile GM 245mm core allows builders to assemble a high performance converter with a variety of stall speeds and torque multiplication rates. The weakest pa...Read More

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4L60 (700-R4), 4L60-E, 200-4R (298mm NLU) Performance Converter, 4L60-E (298mm), Single-Plate Performance Converter, 4L60-E (300mm), Single-Plate Performance Converter, 6L80 (245mm), Single-Plate Performance Converter, 727, 10-3/4" NLU Performance Converter, 904, 10-3/4" NLU Performance Converter, AOD Performance Converter, C4, 10" or 11" Performance Converter, C4, 11" Performance Converter, C6 Performance Converter, Powerglide, TH350, TH400, 10" Performance Converter, Powerglide, TH350, TH400, 10" Performance Converter (Mounting Ring) Stator GM-ST-086

Stator GM-ST-082

4L60 (700-R4), 4L60-E, 200-4R (298mm NLU) Performance Converter
4L60-E (298mm), Single-Plate Performance Converter
4L60-E (300mm), Single-Plate Performance Converter
6L80 (245mm), Single-Plate Performance Converter
727, 10-3/4" NLU Performance Converter
904, 10-3/4" NLU Performance Converter
AOD Performance Converter
C4, 10" or 11" Performance Converter
C4, 11" Performance Converter
C6 Performance Converter
Powerglide, TH350, TH400, 10" Performance Converter
Powerglide, TH350, TH400, 10" Performance Converter (Mounting Ring)
“082” GM 245mm blade profile

The versatile GM 245mm core allows builders to assemble a high performance converter with a variety of stall speeds and torque multiplication rates. The weakest pa...Read More

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July 24, 2018

Transmission Report Newsletter: July 2018

Featured in this issue:Introducing Premium GM 6-Speed Remanufactured Valve BodiesProduct Development Takes the Spotlight at TASC MeetingMeet Sonnax's New PresidentGreat New Upgrades for AS68RC, 68RFE & 5R110W

Shim GM-WS-6

298mm LU (TH250C, TH350C, 200-4R, 4L60 & E)
A618, 47RH/RE, 48RE (310mm), Multi-Plate Performance Converter
BorgWarner 310mm LU (A618, 47RH/RE, 48RE)
BorgWarner 310mm NLU
TH400 (3L80), AT-540

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298mm LU (TH250C, TH350C, 200-4R, 4L60 & E), A618, 47RH/RE, 48RE (310mm) Multi-Plate Performance Converter, BorgWarner 310mm LU (A618, 47RH/RE, 48RE), BorgWarner 310mm NLU, TH400 (3L80), AT-540 Shim GM-WS-6

Shim GM-WS-5

298mm LU (TH250C, TH350C, 200-4R, 4L60 & E)
A618, 47RH/RE, 48RE (310mm), Multi-Plate Performance Converter
BorgWarner 310mm LU (A618, 47RH/RE, 48RE)
BorgWarner 310mm NLU
TH400 (3L80), AT-540

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Shim GM-WS-4

298mm LU (TH250C, TH350C, 200-4R, 4L60 & E)
A618, 47RH/RE, 48RE (310mm), Multi-Plate Performance Converter
BorgWarner 310mm LU (A618, 47RH/RE, 48RE)
BorgWarner 310mm NLU
TH400 (3L80), AT-540

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October 11, 2019

Transmission Report Newsletter: October 2019

Featured in this issue:

Unbeateable Protection Against 3-5-R Failures with 6T40 & 6T70 Drum Saver Kits
New Parts for Jatco/Nissan JF015E Units
Must-Have Chrysler RFE Upgrades
New Solution for Forward & Reverse Delayed Engagement & Clutch Distress in the 4L60-E
GM Gen. 2 6T70, 6T75 & 6T80 Valve Body Layout & Components
Tech Tip: Protecting Your Shift Timing in GM 700R4 Applications
Hard-Working AS68RC Dodge Trucks Need Hard-Working Parts

Turbine Hub GM-HTCM-54

4L60-E (300mm), Single-Plate Performance Converter

Weld-in

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4L60-E (300mm), Single-Plate Performance Converter Turbine Hub GM-HTCM-54

Turbine Hub GM-HTCM-55

4L60-E (298mm), Single-Plate Performance Converter

Weld-in

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4L60-E (298mm), Single-Plate Performance Converter Turbine Hub GM-HTCM-55

Thrust Washer GM-WA-43

4L60-E (298mm), Single-Plate Performance Converter

This part has been discontinued.

August 28, 2017

Torque Converter Journal: August 2017

Featured in this issue:Sonnax Answers Your Biggest Questions About Woven Carbon Friction RingsNew Parts GuideEd Lee is Retiring! Check Out His Top 10 Tech ArticlesExploded Views You Might Have Missed

Mechanical Diode® GM-MD-10S

4L60 (700-R4), 4L60-E, 200-4R (298mm NLU) Performance Converter

727, 10-3/4" NLU Performance Converter

Powerglide TH350, TH400, 8" Performance Converter

Powerglide, TH350, TH400 (258mm) Performance Converter

Powerglide, TH350, TH400 (265mm) Performance Converter

Powerglide, TH350, TH400, 10" Performance Converter

Powerglide, TH350, TH400, 10" Performance Converter (Mounting Ring)

Use of this mechanical diode requires a 3.25" bore stator like the Opel or Sonnax GM-ST-082 or GM-ST-086.

Sonnax mechanical diode GM-MD-10S with a two-strut engagement, 10-strut design offers much greater strength than existing roller clutches and “dog bone” style spra...Read More

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4L60 (700-R4), 4L60-E, 200-4R (298mm NLU) Performance Converter, 727, 10-3/4" NLU Performance Converter, Powerglide TH350, TH400, 8" Performance Converter, Powerglide, TH350, TH400 (258mm) Performance Converter, Powerglide, TH350, TH400 (265mm) Performance Converter, Powerglide, TH350, TH400, 10" Performance Converter, Powerglide, TH350, TH400, 10" Performance Converter (Mounting Ring) Mechanical Diode® GM-MD-10S

Clutch Eliminator GM-R-8

4L60 (700-R4), 4L60-E, 200-4R (298mm NLU) Performance Converter
727, 10-3/4" NLU Performance Converter
Powerglide TH350, TH400, 8" Performance Converter
Powerglide, TH350, TH400 (258mm) Performance Converter
Powerglide, TH350, TH400 (265mm) Performance Converter
Powerglide, TH350, TH400, 10" Performance Converter
Powerglide, TH350, TH400, 10" Performance Converter (Mounting Ring)

The GM 245mm converter’s weak link is the one-way clutch. Sonnax clutch eliminator GM-R-8 removes that weak link, making it an ideal upgrade for 1⁄8 mile drag raci...Read More

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Mechanical Diode® GM-MD-3

4L60 (700-R4), 4L60-E, 200-4R (298mm NLU) Performance Converter

727, 10-3/4" NLU Performance Converter

Powerglide TH350, TH400, 8" Performance Converter

Powerglide, TH350, TH400 (258mm) Performance Converter

Powerglide, TH350, TH400 (265mm) Performance Converter

Powerglide, TH350, TH400, 10" Performance Converter

Powerglide, TH350, TH400, 10" Performance Converter (Mounting Ring)

Use of this mechanical diode requires a 3.25" bore stator like the Opel or Sonnax GM-ST-082 or GM-ST-086.

The Sonnax mechanical diode GM-MD-3 with one-strut engagement, five-strut design offers much greater strength than existing roller clutches and “dog bone” style sp...Read More

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Mechanical Diode® GM-MD-9-3

4L60 (700-R4), 4L60-E, 200-4R (298mm NLU) Performance Converter
727, 10-3/4" NLU Performance Converter
Powerglide TH350, TH400, 8" Performance Converter
Powerglide, TH350, TH400 (258mm) Performance Converter
Powerglide, TH350, TH400 (265mm) Performance Converter
Powerglide, TH350, TH400, 10" Performance Converter
Powerglide, TH350, TH400, 10" Performance Converter (Mounting Ring)
Use of this mechanical diode requires a 3.25" bore stator like the Opel or Sonnax GM-ST-082 or GM-ST-086.

This part has been discontinued.

Front Cover GM-CC-12

4L60-E (298mm), Single-Plate Performance Converter
4L60-E (300mm), Single-Plate Performance Converter
6L80 (245mm), Single-Plate Performance Converter

Thicker cross section, 3-lug mount with three bolt circle options.

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4L60-E (298mm), Single-Plate Performance Converter, 4L60-E (300mm), Single-Plate Performance Converter, 6L80 (300mm), Single-Plate Performance Converter Front Cover GM-CC-12

Thrust Bearing 77405

4L60-E (298mm), Single-Plate Performance Converter
4L60-E (300mm), Single-Plate Performance Converter
6L80 (245mm), Single-Plate Performance Converter

Front cover

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