4L60E, 4L65E, 4L70E Sonnax Pinless Accumulator Piston Kit FWD, 1-2 & 3-4
Description
- Dual seals stabilize and completely seal the bore, providing a tight seal even after thousands of cycles Pinless design eliminates the possibility of pin leakage, and the additional length stabilizes the piston to prevent piston cocking Includes steel balls for plugging existing pin bore in valve body 1992-UP 4L60E only will NOT WORK on the 4L60/TH-700-R4 "the 1-2 and 3-4 will but the 4L60/TH700-R4 do not use the FWD ›See more product details
4L60E, 4L65E, 4L70E Sonnax Pinless Accumulator Piston Kit FWD, 1-2 & 3-4
Reviews
A**M
This is the kit you need.
This kit will replace GM components that have known issues for your older GM truck. Pinless aluminum by Sonnax is the way to go. There are plenty of YouTube videos showing you how to install these pistons in the 4L60E valve body.
C**.
Trany 4l60e parts a sonnax product, at Amazon
Parts delivered fast and of good quality, no issues. Thanks Amazon as always.
S**.
Cheap "might as well"
Rebuilt my 65e with these included. Nothing special noted and cannot feel any difference in shifts or anything. I just "trust" that is made things better.
C**U
Great buy good price.
Great set of pistons excellent products. so good bought it twice
M**I
Sonnax
Pinless piston, do the job
V**A
Great for his GMC
Ordered for my husband and he loved it and was exactly what he needed.
M**F
Does exactly what they are designed to do.
Typiclal Sonnax superiority.Buy with absolute confidence.
J**S
Attention to details
Worked as described
Common Questions
Trustpilot
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