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Diamond T Enterprises 10 Lug Dually Wheel Adapters, Dodge (1989-93) 3500 Dually (front & rear) (8 on 6.5"; 1/2" stud)

Diamond T Enterprises 8 lug to 10 lug hub-centric solid steel adapters milled to specifically fit 1989 to 1993 Dodge 3500 dually trucks. Mount 10 lug on 285.75mm semi wheels on your dually truck. The industries toughest adapters, made from solid steel - ideal for the abuse and loads required by your 1 ton dually. Adapters are 7/8" thick. Rear studs are designed to allow use of 2 aluminum wheels, 2 steel wheels, or 1 aluminium and 1 steel wheel.

Adapters are designed and manufactured in the USA!

If you still have the OEM lug nuts with the beveled mounting surface, you will need to purchase new lug nuts with a flat mounting surface. The flat surface style will provide better strength, and the wheel adapters will not be beveled to allow use of the OEM style lug nuts.

Includes lugnuts for the 40 Ten lug pattern.
Was: $925.00
Sale: $850.00
Save: 8%
Save: $75.00

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Step 1: Remove your factory wheel assembly.
-Loosen and remove factory lug nuts.
-Remove existing wheel and tire assembly

Step 2: Attach the adapter to the factory 8 lug hub assembly
-Please note front and rear adapters are different confirm before installation.
-Adapters must fit flat against the vehicle's hubs. Remove any rust and dirt from the hubs of brake rotors and drums. Remove any temporary retaining devices, like stud clips, they may interfere with the flush fitment of your adapters against the brake hubs.
-Using the factory flat washer lug nuts, use an air gun or torque wrench to torque the factory flat washer lug nuts to 140lbs on to the adapter. -After tightening all 8 factory lug nuts to the adapter, inspect the installation.
-Make sure the adapter is sitting secure and flush with the hub of the truck.

Step 3: Install your 10 lug wheel
-Attach the 10 lug wheel to the adapter and slide it on to the large hub of the adapter.
-Using an air gun or torque wrench, torque the large 10 bolt lug nuts to the wheel.
-After tightening all 10 large lug nuts to the wheel, inspect the installation.
-Make sure the wheel is sitting secure and flush with the hub of the adapter.


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  • 126.0 lbs.
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