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Wheel Adapter 6 Lug 5.5" To 6 Lug 4.5" Step Bore 108mm(Pair)

SKU 6550-6450STP-15
Sold out
Original price $129.95
Original price $129.95 - Original price $129.95
Original price $129.95
Current price $84.95
$84.95 - $84.95
Current price $84.95

This type of adapter is used for 6 lug 5.5" (139.7mm) bolt pattern many recent Chevy cars/trucks to fit 6 lug 4.5" (114.3mm) bolt pattern wheels. Adapter step bore diameter is 108mm. Check your hub diameter before purchase. CNC machined 6061 T6 billet aluminum. New wheel studs and lug nuts are included.

These adapters can be used on the following cars, among other models:

  • Chevrolet: Colorado (04-on), K-5 Blazer (69-70), Blazer Full Size 2/4WD (71-91), 4WD Suburban 1/2 Ton (71-91), Chevy Pickups & Vans (46-70)

  • Toyota: All 6 Lug Pickups

  • Nissan: Xterra-16" (99-on), Frontier Pickup 4WD (98-04), Frontier (87-04), Hard Body Pickup 2/4WD (85-on), Pickup 2/4WD (72-84)

Our premium quality adapters ensures durability and strength. Price is for a pair (2 adapters).

Fitment and specs

  • Hub side: bolts to a 6x5.5" (139.7mm) six-lug hub
  • Wheel side: mounts 6x4.5" (114.3mm) six-lug wheels
  • Machined with a 108mm step bore that locates the adapter on the hub register
  • Sold as a pair
  • Free US shipping

Slide each adapter onto the 108mm register, seat it flat on a clean hub, and torque the hardware to your vehicle's factory specification, confirming the wheel sits flush before final tightening. Trim any factory studs that reach past the adapter face so nothing holds the wheel off. Consult the torque reference chart and re-torque after 50 to 100 miles.

Common questions

Are wheel adapters safe?
They are, as long as each one is flush on a clean hub, torqued to spec, re-torqued after the first short drive, and running full stud and thread engagement. The step bore also helps the adapter sit centered.

What is the step bore for?
The 108mm bore locates the adapter on your hub's register so it seats centered and true before you torque it down.

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