Rough Country
M1 Rear Shocks | -4" | Lowering | Chevy/GMC 1500 (07-26 & Classic)
Sold & installed by an Authorized Rough Country Dealer
Does it fit? Listed for 4 vehicles (Chevy, GMC). Pick your vehicle to check.
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- Heavy-Duty Build
- Precision Engineering
- Self-Adjusting Technology
- Ultra-Strong Piston Rod
Install time: 1-2 hoursONLY fits models with a 4" rear lowering kit installed.
Call or request a quote for today’s price and installation.
- Authorized Rough Country dealer
- Installed at our Silver Star Rd shop
- No-credit-needed financing
About the M1 Rear Shocks | -4" | Lowering | Chevy/GMC 1500 (07-26 & Classic)
Rough Country’s Nitrogen-Charged M1 Monotube Shock Absorber delivers superior ride quality with an internal floating piston that ensures lightning-fast response and zero cavitation for unshakable vibration damping. Built tough with a 2-inch seamless extruded tube and 46mm digressive piston, it adapts instantly to changing terrain for maximum control. The 18mm centerless-ground, case-hardened, chromed, and super-polished rod enhances durability, while a zinc-plated finish provides exceptional resistance against rust and harsh elements. Designed to be mounted body-up for a bold look, the M1 also features durable vulcanized natural rubber bushings for a smooth, quiet ride. Backed by a 3-year Manufacturer’s Warranty, this high-performance shock is built to handle anything the road throws your way.Notes
- ONLY fits models with a 4" rear lowering kit installed.
Features
- Heavy-Duty Build: 2-inch seamless extruded tube for superior strength and durability.
- Precision Engineering: 46mm digressive piston delivers responsive performance on any terrain.
- Self-Adjusting Technology: Deflective-disc independent rebound and compression for a smooth, controlled ride.
- Ultra-Strong Piston Rod: 18mm centerless-ground, case-hardened, chromed, and super-polished piston rod for maximum durability.
- Monotube Design: 46mm high-performance monotube ensures consistent, fade-free performance in all conditions.
- Instant Response: Digressive valving reacts instantly to changing surface conditions for optimal control.
- Corrosion Resistance: Zinc-plated finish protects against rust and harsh elements.
- Enhanced Durability: Vulcanized natural rubber bushings provide long-lasting reliability.
- Peace of Mind: Backed by a 3-year Manufacturer’s Warranty.
What’s in the Box
Included
- (2) M1 Monotube Shock Absorbers
Specifications
| Brand | Rough Country |
|---|---|
| Type | Shocks & Struts |
| Part number | 770867_A |
| Est. Install Time | 1-2 hours |
| Top Mount | Eye |
| Bottom Mount | Eye |
| Extended Length (in) | 21.02 |
| Collapsed Length (in) | 14.05 |
| Adjustable | No |
| Mounting Location | Rear |
Vehicle Fitment
4 vehicles listed by Rough Country. Always confirm drive type and trim before you order.
| Years | Make | Model | Details |
|---|---|---|---|
| 2007–2026 | Chevy | Silverado 1500 | RWD |
| 2019 | Chevy | Silverado 1500 LD | RWD |
| 2007–2026 | GMC | Sierra 1500 | RWD |
| 2007–2026 | GMC | Sierra 1500 Denali | RWD |
Video
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