West Coast Adapter 6×4.5 to 6×5.5 71.5mm CB 1/2" Studs 1.25" Thick (125-12-6450-6550)
West Coast Wheel Accessories 125-12-6450-6550 Adapter 6×4.5 to 6×5.5 71.5mm CB 1/2" Studs 1.25" Thick provides a precise and durable solution for converting wheel bolt patterns. This adapter allows conversion from a 6×4.5" bolt pattern to a 6×5.5" pattern, expanding compatibility with a wider range of wheels. Featuring 1/2" studs and a 1.25" thickness, it ensures secure wheel mounting and proper fitment. The 71.5mm center bore maintains hub alignment and stability, making this adapter ideal for custom wheel setups and performance applications.
Converts 6×4.5" bolt pattern to 6×5.5" for wider wheel compatibility.
1/2" studs ensure secure attachment to the vehicle hub.
1.25" thickness provides proper spacing and alignment.
71.5mm center bore maintains hub alignment and stability.
Durable construction for long-lasting performance.
Allows use of aftermarket wheels with different bolt patterns.
Ensures safe and stable wheel installation.
Durable design resists wear and maintains alignment.
Supports custom wheel setups and performance applications.
Technical Specifications:
Model: 125-12-6450-6550
Original Bolt Pattern: 6×4.5"
New Bolt Pattern: 6×5.5"
Thickness: 1.25"
Center Bore: 71.5mm
Type: Wheel adapter
Product identification
- Brand: West Coast Wheel Accessories
- Model / MPN: 125-12-6450-6550





