West Coast Adapter 4×137 to 4×137 110mm CB 12×1.25 Studs 2" Thick (20-25-4137-4137)
West Coast Wheel Accessories 20-25-4137-4137 Adapter 4×137 to 4×137 110mm CB 12×1.25 Studs 2" Thick is a durable wheel adapter designed for vehicles with a 4×137 bolt pattern to fit wheels with the same 4×137 pattern. This 2" thick adapter ensures accurate alignment and secure mounting with 12×1.25 studs, providing a reliable connection between the wheel and hub. Constructed from high-quality aluminum, it offers strength and long-lasting performance. Ideal for custom wheel setups, this adapter enhances both functionality and vehicle aesthetics while maintaining precision and safety.
Converts 4×137 bolt pattern to 4×137
2" thickness for proper wheel clearance
110mm center bore ensures precise alignment
12×1.25 studs for secure wheel installation
Durable aluminum construction for strength and longevity
Enables installation of custom wheels with matching bolt pattern
Maintains proper wheel alignment and handling
Durable construction ensures long-term performance
Enhances vehicle stance and aesthetics
Easy installation with all necessary components included
Technical Specifications:
Model: 20-25-4137-4137
Bolt Pattern: 4×137
Center Bore: 110mm
Material: Aluminum
Product identification
- Brand: West Coast Wheel Accessories
- Model / MPN: 20-25-4137-4137





