USA Standard Ring & Pinion Thick Gear Set For 10.5in GM 14 Bolt Truck in a 5.38 Ratio app control and re-adjusted for each size

and re-adjusted for each size rider or when your seating position changes (which is rarely done)

Duramax 11-16 LML Injector Set: Brand New injector set at 45 percent over

59mm Dual Plane Billet TTS Compressor Wheel: Elevate your engine's airflow and horsepower with the precision-crafted 59mm Dual Plane Billet TTS Compressor Wheel

(1) -6AN 45 to Push Lock Fitting

USA Standard Ring & Pinion Thick Gear Set For 10.5in GM 14 Bolt Truck in a 5.38 Ratio app control and re-adjusted for each sizeUSA Standard Gear ring and pinion sets are designed to exceed OEM specification. All sets receive rigorous in house quality evaluation to ensure products pass dimensional, material, and fitment testing. This Part Fits: Year Make Model Submodel 2002 2004 Chevrolet Avalanche 2500 Base 2005 2006 Chevrolet Avalanche 2500 LS 2005 2006 Chevrolet Avalanche 2500 LT 1975 1981 Chevrolet C20 Cheyenne 1981 1986 Chevrolet C20 Custom 1975 1980 Chevrolet C20 Custom