Transtec TCC lockup O-ring (manufacturer part number 34380E). Rubber o-ring designed for the transmission input shaft-to-converter lockup seal. Supersedes OEM 8661760 and 24219390; interchange numbers include 34380 and 33123. Fits 4L80E, 4L85E, 6L80, 6L90 and 8L90 transmissions.
Fits Import MakesJag, Bentley, Isuzu, Aston Martin
FitsAll 4L80E, 4L85E, 6L80, 6L90, 8L90 Transmissions
Items IncludedO-ring TCC Lockup
Manufacturer Part Number34380E
MaterialRubber
Superseded Part Number8661760, 24219390
Vintage PartYes
BrandTranstec
TypeO-ring
Interchange Part Number34380, 33123
Manufacturer Warranty1 Year
OE/OEM Part Number8661760
Fits Domestic MakesGMC Chevy Cadillac Hummer Workhorse
Universal FitmentYes
Country of OriginUnited States
Performance PartYes
MaterialRubber
Items IncludedO-ring TCC Lockup
Superseded Part Number8661760, 24219390
Interchange Part Number34380, 33123
OE/OEM Part Number8661760
Country of OriginUnited States
TypeO-ring
Fits Domestic MakesGMC, Chevy, Cadillac, Hummer, Workhorse
Fits Import MakesJag, Bentley, Isuzu, Aston Martin
Vintage PartYes
BrandTranstec