Wheel Adapter 6x5.5" To 6x5.5" (2) 78mm Bore

from $57.00

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.

Thickness:
Thread Size:
Center 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.