Description: 4L60, 4L60-E, 4L65-E, 4L70-E Transmission Input Drum Reinforcement Kit Part No. 77733-51KA The GM 4L60, 4L60-E, 4L65-E and 4L70-E input drum assembly is known to crack and strip out splines where the input shaft is pressed into it (where the overrun piston rides). Sonnax offers a hardened steel sleeve that reinforces the input drum to prevent this failure. Sonnax input drum reinforcement kit 77733-51KA includes a custom manufactured overrun piston designed for use only with a stamped steel forward piston, eliminating the need to use aluminum forward pistons. Custom overrun piston works with steel forward piston Chromoly steel sleeve design will not block clutch feed oil Universal design fits both early- and late-model units Contents Reinforcement Sleeve Overrun Piston Inner Seal Overrun Piston Overrun Piston Outer Seal
Price: 84.4 USD
Location: Columbus, Ohio
End Time: 2024-07-24T12:53:04.000Z
Shipping Cost: N/A USD
Product Images
Item Specifics
Return shipping will be paid by: Seller
Returns Accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money back or replacement (buyer's choice)
Return policy details:
OE Spec or Performance/Custom: Performance/Custom
Other Part Number: Superduty, 4l60E heavy duty, transmission
Items Included: Reinforcement Sleeve, Custom Overrun Piston, Piston Seals
Manufacturer Part Number: 77733-51KA
Superseded Part Number: 1500, 2500, transmission parts, transmission HP
Vintage Part: No
Placement on Vehicle: Front
Brand: Sonnax
Type: High Performance Input Drum Kit
Core Charge: no
Interchange Part Number: 7773351K, GM transmission, Heavy duty, HP, Shift
Manufacturer Warranty: 6 Month
Surface Finish: new sleeve and aluminum piston
Country/Region of Manufacture: United States
Universal Fitment: Yes
Performance Part: Yes
