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Wheel Adapter 6x5.5" To 6x5.5" (2) 78mm Bore
6-lug adapter, designed to convert 6x5.50" (139.7mm) bolt pattern hubs to 6x5.50" wheels. Featuring a 78mm hub bore, this adapter ensures a secure, hub-centric fit. Always check your hub diameter before purchase to guarantee compatibility.
Precision engineered: CNC-machined from 6061-T6 billet aluminum for maximum strength and durability. Includes new pressed-in wheel studs and lug nuts for easy installation.
Compatible vehicles include (but are not limited to):
Chevrolet: C/K 1500 2/4WD (1999–2001), Silverado 2/4WD (1999+), Sierra 2/4WD (1999+), Avalanche (2001+), Tahoe/Yukon (1995+), Blazer Full Size 4WD (1992–1994), Suburban (1992+)
GMC: K1500 4WD (1988+), Denali (1998+)
Dodge: RAM 1500 (2019+)
Key features:
Converts 6x139.7mm hubs to 6x139.7mm wheels
Hub- and wheel-centric design ensures proper alignment and eliminates vibration
Sold as a pair (2 adapters)
Installation note: If your hub studs extend beyond the adapter and prevent the wheels from sitting flush, shortening the factory studs may be required. This issue is most common with 1" thick adapters.
6-lug adapter, designed to convert 6x5.50" (139.7mm) bolt pattern hubs to 6x5.50" wheels. Featuring a 78mm hub bore, this adapter ensures a secure, hub-centric fit. Always check your hub diameter before purchase to guarantee compatibility.
Precision engineered: CNC-machined from 6061-T6 billet aluminum for maximum strength and durability. Includes new pressed-in wheel studs and lug nuts for easy installation.
Compatible vehicles include (but are not limited to):
Chevrolet: C/K 1500 2/4WD (1999–2001), Silverado 2/4WD (1999+), Sierra 2/4WD (1999+), Avalanche (2001+), Tahoe/Yukon (1995+), Blazer Full Size 4WD (1992–1994), Suburban (1992+)
GMC: K1500 4WD (1988+), Denali (1998+)
Dodge: RAM 1500 (2019+)
Key features:
Converts 6x139.7mm hubs to 6x139.7mm wheels
Hub- and wheel-centric design ensures proper alignment and eliminates vibration
Sold as a pair (2 adapters)
Installation note: If your hub studs extend beyond the adapter and prevent the wheels from sitting flush, shortening the factory studs may be required. This issue is most common with 1" thick adapters.

