May 22, 2015
Stop Chasing AODE, 4R70W Direct Clutch Drum Problems
Presented by Sonnax
Ramp up performance and reliability with an all-in-one Sonnax transmission upgrade PROVEN to easily handle even the most extreme horsepower and torque. This video breaks down how the Smart-Tech® direct clutch drum and shaft kit — packed with all the parts you need for hassle-free rebuilds — eliminates every critical weakness of the OE drum and intermediate stub shaft.
- One-piece design eliminates weak point where drum splines strip and shafts break
- Rugged shaft is 50% thicker and twice as strong as the best 300M shafts
- Get 17% more clutch capacity — no modifications required — thanks to the custom drum and piston that hold one extra, OE-thickness friction for optimum protection against burn-up
- Includes extreme duty forward sun gear (also sold separately)
The kit is available in two ratios to fit all Ford AODE, 4R70E, 4R70W, 4R75E and 4R75W transmissions:
- 2.84/1.55 Ratio for 4R70E/W, 4R75E/W — Part No. 76656-01K
- 2.40/1.46 Ratio for AODE — Part No. 76656-02K
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Related Units
Related Parts
Required
Recommended
4R70E, 4R70W, 4R75E, 4R75W
Smart-Tech® Direct Clutch Drum & Shaft Kit 76656-01K
While Sonnax makes every effort to ensure the accuracy of technical articles at time of publication, we assume no liability for inaccuracies or for information which may become outdated or obsolete over time.