PAC Racing 1.400-2.000" Range Valve Spring Height Gauge 0.001" Scale Blue Anodize LS Dual Springs - Each HYPLMED11M61FIA GMC: Yukon XL 21 -

GMC: Yukon XL 21 - 22 6

The stock rubber bushings are great for absorbing NVH

Great power

regardless of engine type

PAC Racing 1.400-2.000" Range Valve Spring Height Gauge 0.001" Scale Blue Anodize LS Dual Springs - Each HYPLMED11M61FIA GMC: Yukon XL 21 -Product Description: Valve Spring Height Gauge 1. 400 2. 000 in Range 0. 001 in Scale Purple Anodized LS Dual Springs Sold Individually PAC Racing Springs is part of the Race Winning Brands Family. With more than 100 years of spring manufacturing experience. We understand the demands of racing and provide a commitment to all of our customers to provide the best service possible. We continue to expand products and offer expanded onsite technical