Wheel Spacers, 1-1/2", 8 on 6-1/2, Pair, 2001-2010 GM 6.6L Duramax LB7 LLY LBZ LMM

Vehicle Bolt Pattern: 8x6.5

Wheel Bolt Pattern: 8x6.5

Hub Bore: 130mm

Thread Pitch: 14x1.5

Thickness: Each Spacer Measures 1.5" inches Thick

Please ensure that the your vehicle has the same studs as the adapters, otherwise additional lugs WILL BE required

Make sure that all adapters get a FULL 6-8 Turns of the Lugs when Tightening, Failure to do so, can result in damage to your vehicle

Installation needs to be performed by a trained professional

It's Possible that you OEM Studs are longer than the spacer is thick, if so you have a few options:

Your lugs studs will need to be shortened by grinding them down

You can replace your studs will shorter studs

if you wheels have cavities in the backside, between the mounting holes, then you should be OK (will need to make sure flush)

ALWAYS ENSURE THAT THERE IS NO GAP BETWEEN THE SPACERS AND THE HUB OF THE WHEELS