Product Description
Aftermarket sealing ring kit designed for GM THM700R4 and later 4L-series transmissions (700R4, 4L60E, 4L65E, 4L70E). Kit contains six Teflon sealing rings and is offered as a direct replacement. Manufactured in the United States. Manufacturer part numbers: 74178AT, 54179AT.
Product Specifications
OE Spec or Performance/CustomOE Spec
NO SPECIAL TOOLS NEED TO INSTALLSolid ring kits need specials tools to install to prevent damage
Fitment TypeDirect Replacement
Items IncludedTeflon Rings 6
Manufacturer Part Number74178AT, 54179AT
MaterialTeflon
Drive Type4wd & 2wd
Superseded Part Number8681292, 8642420
Vintage PartYes
California Prop 65 Warningwww.P65Warnings.ca.gov
BrandAftermarket Products
TypeSealing Rings
Interchange Part Number74179BT, 352-1801, 342-1803, 77308T, 32300T, B21006, 61301X
Manufacturer Warranty1 Year
Trans Model700R4, 4L60E, 4L65E, 4L70E
OE/OEM Part Number8667035, 8628055
Universal FitmentNo
Country of OriginUnited States
Performance PartYes
UPCDoes not apply
MaterialTeflon
Items IncludedTeflon Rings 6
Drive Type4wd & 2wd
Manufacturer Warranty1 Year
Country of OriginUnited States
Vintage PartYes
Performance PartYes
Fitment TypeDirect Replacement
Universal FitmentNo
OE Spec or Performance/CustomOE Spec
UPCDoes not apply