These premium-grade adapters allow you to mount 4x114.3mm (4x4.5") bolt pattern wheels onto classic vehicles with a 4x140mm bolt pattern hub, such as vintage Alpines. Each adapter is CNC precision machined from 6061-T6 billet aluminum, delivering exceptional strength, accuracy, and long-term reliability.
Ideal for car builders and restoration enthusiasts looking to expand their wheel choices with modern or aftermarket 4-lug options—without compromising on safety or alignment.
Alpine A110 (1970–1977)
Alpine A310 (1974–1976)
Note: These adapters are not compatible with Peugeot or Subaru vehicles.
Fits most wheels with a 4x114.3mm bolt pattern, both OEM and aftermarket
Compatible with various classic Japanese and American models using 4x4.5" wheels
Made from true aircraft-grade 6061-T6 billet aluminum for maximum durability
CNC precision machining ensures flawless fitment and smooth rotation
Equipped with new pressed-in, heat-treated steel studs
Engineered to maintain proper alignment, balance, and safety
Sold as a pair (2 adapters)
On 1" thick adapters, it's common for factory hub studs to stick out past the adapter surface. If this prevents the wheels from sitting flush, the original studs must be trimmed for safe and proper installation.
These premium-grade adapters allow you to mount 4x114.3mm (4x4.5") bolt pattern wheels onto classic vehicles with a 4x140mm bolt pattern hub, such as vintage Alpines. Each adapter is CNC precision machined from 6061-T6 billet aluminum, delivering exceptional strength, accuracy, and long-term reliability.
Ideal for car builders and restoration enthusiasts looking to expand their wheel choices with modern or aftermarket 4-lug options—without compromising on safety or alignment.
Alpine A110 (1970–1977)
Alpine A310 (1974–1976)
Note: These adapters are not compatible with Peugeot or Subaru vehicles.
Fits most wheels with a 4x114.3mm bolt pattern, both OEM and aftermarket
Compatible with various classic Japanese and American models using 4x4.5" wheels
Made from true aircraft-grade 6061-T6 billet aluminum for maximum durability
CNC precision machining ensures flawless fitment and smooth rotation
Equipped with new pressed-in, heat-treated steel studs
Engineered to maintain proper alignment, balance, and safety
Sold as a pair (2 adapters)
On 1" thick adapters, it's common for factory hub studs to stick out past the adapter surface. If this prevents the wheels from sitting flush, the original studs must be trimmed for safe and proper installation.
