# UMI Performance 73-87 GM C10 Viking double adjustable shock Front The double adjustable Viking front shocks offer a wide damping adjustment range, making them suitable for various applications such as street driving, hauling, drag racing, and handling. These shocks come with 19 position settings in both compression and rebound, providing versatility and customization for your specific needs. With an extended length of 14.240 inches and a collapsed length of 10.040 inches, these shocks offer a ride height range of 11-5/8" to 12-5/8". For new hardware options, consider using UMI PN 6493. - Suitable for street, hauling, drag racing, and handling applications - 19 position settings in both compression and rebound - Use UMI PN 6493 for new hardware if desired - Ride height range of 11-5/8" to 12-5/8" - Collapsed Length: 10.040 inches - Extended Length: 14.240 inches This Part Fits: Year Make Model Submodel 1978-1980 Chevrolet C10 Big Ten 1975-1981 Chevrolet C10 Cheyenne 1981-1986 Chevrolet C10 Custom 1975-1980 Chevrolet C10 Custom Deluxe 1981 Chevrolet C10 Deluxe 1975-1986 Chevrolet C10 Scottsdale 1975-1986 Chevrolet C10 Silverado 1973-1974 Chevrolet C10 Pickup Base 1987 Chevrolet R10 Custom Deluxe 1987 Chevrolet R10 Scottsdale 1987 Chevrolet R10 Silverado 1975-1978 GMC C15 Base 1977-1978 GMC C15 Heavy Half 1975-1978 GMC C15 High Sierra 1977 GMC C15 Indy Hauler 1975-1978 GMC C15 Sierra Classic 1975-1978 GMC C15 Sierra Grande 1978 GMC C15 Street Coupe 1973-1974 GMC C15/C1500 Pickup Base 1979-1986 GMC C1500 Base 1979-1980 GMC C1500 Heavy Half 1979-1986 GMC C1500 High Sierra 1979-1986 GMC C1500 Sierra Classic 1979-1982 GMC C1500 Sierra Grande 1979-1982 GMC C1500 Street Coupe 1987 GMC R1500 Base 1987 GMC R1500 High Sierra 1987 GMC R1500 Sierra Classic ## Details - **Price:** 453.69 CAD - **Vendor:** UMI Performance - **Type:** Shocks and Struts ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 453.69 CAD | In stock | ## Images - Photo - Primary --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/umi-performance-73-87-gm-c10-viking-double-adjustable-shock-front) > Updated: 2026-07-14