Allstar Performance Base Plate Insert 1.350" - Set of 4 H778C31XL Use collar to adjust ride

Use collar to adjust ride height and wedgeAllows 2in

1999-2002 GMC Sierra 1500

The 12V fan is powered by a USB chord

Pyrovatex ® fabric is gentle and non-irritating to even the most sensitive skin

down to fractions of a second in design speed control

Allstar Performance Base Plate Insert 1.350" - Set of 4 H778C31XL Use collar to adjust rideTapered inserts are machined to be within . 002" for precise tuning. Inserts feature a step to simply drop into spacers and have sizes engraved on each insert for easy identification. Sold in a set of 4. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the