Product Description
Replacement overdrive band servo piston by Transtec (MPN B82554). New OE-spec servo piston constructed of rubber and steel. Designed as a direct-replacement overdrive band servo piston (2-lip type) for use with 5R55S and 5R55W transmissions. Includes part interchange references and OE/OEM number 4W4Z-7D021-KA.
Product Specifications
OE Spec or Performance/CustomOE Spec
Fitment TypeDirect Replacement
Items IncludedOverdrive Band Servo Piston 2-lip Type
Manufacturer Part NumberB82554
MaterialRubber, Steel
Vintage PartNo
BrandTranstec
TypeServo Piston
Interchange Part Number4W4Z7D021KA, 49369149
Manufacturer Warranty1 Year
OE/OEM Part Number4W4Z-7D021-KA
Country of OriginUnited States
Universal FitmentNo
Performance PartYes
UPCDoes not apply
Items IncludedOverdrive Band Servo Piston 2-lip Type
MaterialRubber, Steel
OE Spec or Performance/CustomOE Spec
Interchange Part Number4W4Z7D021KA, 49369149
OE/OEM Part Number4W4Z-7D021-KA
Manufacturer Warranty1 Year
Country of OriginUnited States
Universal FitmentNo
Performance PartYes
UPCDoes not apply