# Rancho 19-22 Silverado / Sierra 1500 Trail Boss and AT4 Front RS7MT Shock Application tuned for precision on-road and off-road handling, Rancho® RS7MT® monotube struts are highly effective in the dissipation of heat, making them ideal for extreme off-road use and larger wheel and tire packages. RS7MT struts feature an integrated dirt wiper sealing system that keeps dirt and debris out, hardened piston rod that resists scuffs and corrosion plus an internal rebound bumper to smooth out your ride on any terrain. - SMOOTH PERFORMANCE -- Internal rebound bumper and shouldered rubber bushings help reduce noise, vibration and ride harshness while the PTFE-banded piston enhances responsiveness to changing road conditions for an overall smoother ride - HANDLES EXTREME TEMPERATURE CHANGES -- Large 2-in. monotube body filled with all-weather fluid allows for cooler operation, increased vehicle control and ability to withstand internal temperatures of -40 to 248°F - KEEPS DIRT AND DEBRIS OUT -- Sealing system with integrated dirt wiper helps keep moisture, dirt and debris from being ingested into the strut and contaminating the oil and destroying the internal seal - PRECISE HANDLING AND PERFORMANCE -- Deflective Disc Valving features digressive, linear or progressive tuning based on application requirements for precision handling and performance on- and off-road - STRONG AND DURABLE -- Features a 14mm hardened chrome piston rod to resist scuffs & corrosion, double-welded loops at stress areas, double strength closure method and hot form reserve tube - REDUCES FADE -- Full-floating dividing piston and high-pressure nitrogen gas maintains constant pressure against the hydraulic oil, reducing aeration and fade - THE RIGHT FIT -- Designed to fit right out of the box, application-specific mounting installs easily with no need for installing sleeves or extra hardware - BUILT TO LAST -- Large 46mm fluon-banded piston for consistent sealing between the piston and monotube for precise control, ride and handling - BOLD APPEARANCE -- Black satin finish with distinctive Rancho red logo for an eye-catching look that stands out This Part Fits: Year Make Model Submodel 2019-2025 Chevrolet Silverado 1500 Custom 2019-2025 Chevrolet Silverado 1500 Custom Trail Boss 2019-2025 Chevrolet Silverado 1500 High Country 2019-2025 Chevrolet Silverado 1500 LT 2019-2025 Chevrolet Silverado 1500 LT Trail Boss 2019-2025 Chevrolet Silverado 1500 LTZ 2023-2025 Chevrolet Silverado 1500 PPV 2019-2025 Chevrolet Silverado 1500 RST 2019-2021 Chevrolet Silverado 1500 SSV 2019-2025 Chevrolet Silverado 1500 WT 2022 Chevrolet Silverado 1500 LTD Custom 2022 Chevrolet Silverado 1500 LTD Custom Trail Boss 2022 Chevrolet Silverado 1500 LTD LT 2022 Chevrolet Silverado 1500 LTD LT Trail Boss 2022 Chevrolet Silverado 1500 LTD LTZ 2022 Chevrolet Silverado 1500 LTD RST 2022 Chevrolet Silverado 1500 LTD SSV 2022 Chevrolet Silverado 1500 LTD WT 2019-2024 GMC Sierra 1500 AT4 2019-2021 GMC Sierra 1500 Base 2019-2024 GMC Sierra 1500 Elevation 2022-2024 GMC Sierra 1500 Pro 2019-2024 GMC Sierra 1500 SLE 2019-2024 GMC Sierra 1500 SLT 2022 GMC Sierra 1500 Limited AT4 2022 GMC Sierra 1500 Limited Elevation 2022 GMC Sierra 1500 Limited Pro 2022 GMC Sierra 1500 Limited SLE 2022 GMC Sierra 1500 Limited SLT ## Details - **Price:** 307.34 CAD - **Vendor:** Rancho - **Type:** Shocks and Struts ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 307.34 CAD | In stock | ## Images - Photo - lifestyle view - Photo - lifestyle view - Photo - lifestyle view - Photo - lifestyle view - Photo - lifestyle view --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/rancho-19-22-silverado-sierra-1500-trail-boss-and-at4-front-rs7mt-shock) > Updated: 2026-07-01