These Billet Aluminum 20MM Spacers are the perfect place to start when converting your 1988 – 1998 GM 10 bolt 11″ Factory Drum vehicle from drum brakes to disc brakes using a NBS (New Body Style) factory setup.
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GM 10 Bolt With 11" Drum 20 MM Spacer For NBS Rear Brake Conversion
Aftermarket truck parts
cunninghammachine.com
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