Vehicle Fitment: 90-05 Chevrolet Astro AWD; 88-99 Chevrolet K1500; 88-99 GMC K1500; 90-05 GMC Safari AWD Specifications: Stroke (in): 5.53, Extended Length (in): 16.51, Upper Mount Code: ES126, Lower Mount Code: ES128, Collapsed Length (in): 10.98 Interchange Part Number: 37130, RS5150, CAT-984, 1213-0571, JGT4032S, 530-312, 530-312, 37130, G63818, 37062, 37130, G5123, 849093, G61559, 030 221, 3AMG030, 344266 Product Features: Premium damping technology ensures smooth handling and superior ride comfort. Designed as a premium OE replacement for a wide range of passenger cars, light trucks, and SUVs Installation & Durability: Simple bolt on installation with improved durability, engineered for long lasting use under normal driving conditions. Precision engineered twin tube design for optimal performance and enhanced vehicle handling