Web4L60 / 4L60E Bonded Input Drum Pistons The aluminum overrun clutch, forward clutch and 3-4 clutch pistons in the input drum of a 4L60 and 4L60E can be replaced with bonded steel pistons. These pistons are much less likely to crack in operation, which causes clutch apply circuit leaks and clutch failure (figure 1). Figure 1 Technical Bulletin #508 WebAug 1, 2024 · In July 1987, the 700-R4 received a new overrun clutch hub with more drilled holes. ... The 4L60 was also longitudinal, with 4 speed and 6,000 lbs GVW. The major differentiation between the 700-R4 and the 4L60 did not really occur until 1993, when the hydraulic logic shifting system was replaced by an electronic one.
Rebuilding a 4L60E Transmission with More Toughness
WebAutomatic Transmission Clutch Hub, Heavy-Duty, Overrun Position, Forged 4140 Steel, GM, 4L60, 4L60E, 4L65E, 4L70E, Each See More Specifications Check the Fit Sonnax Heavy … WebClutch Hub, 700R4/4L60E Overrun 82-UpAll parts that start with the letter U are used. They are professionally cleaned and inspected. Generally, they will be coated with a protective … manual sort axis power bi
Control freewheeling in GM transmissions (4L60-E)
WebSep 8, 2024 · Top 30 Common 4L60E Transmission Problems and Repair Below is a list of common transmission problems with the GM 4L60E Transmission and ... Overrun clutches will be worn out after 30 seconds of this ... May have to replace the converter also if the hub is scored. Note that a leaking front seal usually means the bushing is ... WebComponents such as the Overrun Clutch Hub (639) and the Forward Sprag Clutch Inner Race and Input Sun Gear Assembly (640). All bearings, bushings, gaskets and spacer plates. ... The Hydra-matic 4L60-E transmission uses two identical, normally open, electronic shift solenoid valves ... WebDec 11, 2024 · A TCI Auto StreetFighter 700R4. The time arrived, and the transmission is now installed. The forward clutches, forward race, and overrun clutch hub install. Stock 700R4s only have six clutch plates in the Third to Fourth gear shift pack. The TCI StreetFighter has nine and improves Third and Fourth gear clutch life as well as the … kpidfe act 2004 bare act