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Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
For Your Every Summer RSVP, with Code: SUMMER15
Description
M1 MONOTUBE REAR SHOCKS 0-3.5" | CHEVY/GMC 2500HD/3500HD (01-26)OVERVIEW Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen charged M1 Monotube Shock Absorber leads the way, delivering impeccable ride quality and performance mile after mile. Rough Country's Monotube M1 Shocks feature an internal floating piston design that keeps the shock oil and high pressure nitrogen separate. The result is a lightning fast reaction with no cavitation just unbridled vibration damping at each
OVERVIEW
Whether you're tackling tough terrain or smooth city streets, Rough Country's Nitrogen-charged M1 Monotube Shock Absorber leads the way, delivering impeccable ride quality and performance mile after mile. Rough Country's Monotube M1 Shocks feature an internal floating piston design that keeps the shock oil and high-pressure nitrogen separate. The result is a lightning-fast reaction with no cavitation - just unbridled vibration damping at each and every obstacle. The M1 Monotube Shock Absorber is more than an upgrade - it's a true performance shock. Each shock features a steel body that is brushed and glavanized boasting a passivation sealing technology that is sure to withstand the elements. The internal 46mm digressive piston offers countless years of durability. The M1 is designed to be mounted body-up for a more interesting look on the vehicle.
FEATURES
- 2-inch seamless extruded tube.
- 46mm digressive piston.
- Self-adjusting, deflective-disc independent rebound and compression.
- 18mm centerless-ground, case-hardened, chromed, and super-polished rod.
- 46mm monotube design ensures consistent, fade-free performance in all conditions.
- Digressive valving instantly reacts to changing surface conditions.
- Zinc plated for resistance against harsh elements.
- Available in various lift heights for multiple applications.
- Durable vulcanized natural rubber bushings.
- Free Shipping
- 3-year Manufacturer's Warranty
IN THE BOX
PARTS
- (2) M1 Monotube Shock Absorbers
SPECS
Mounting Location Rear
Top Mount Eye
Bottom Mount Eye
Extended Length (in) 28.04
Collapsed Length (in) 16.47
Adjustable No
Est. Install Time 1-2 hours
Top Mount Eye
Bottom Mount Eye
Extended Length (in) 28.04
Collapsed Length (in) 16.47
Adjustable No
Est. Install Time 1-2 hours
VEHICLE FITMENT
YEARS DRIVE MAKE MODEL
1999-2004 2WD/4WD Silverado 2500
2001-2006 2WD/4WD Silverado 3500
2001-2026 2WD/4WD Silverado 2500 HD
2007-2026 2WD/4WD Silverado 3500 HD
1999-2004 2WD/4WD Sierra 2500
2001-2006 2WD/4WD Sierra 3500
2007 2WD/4WD Sierra 3500 Classic
2001-2026 2WD/4WD Sierra 2500 HD
2007-2026 2WD/4WD Sierra 3500 HD
ALWAYS read all product page details for more important fitment information
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 14 reviews
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Product Reviews
★★★★★ 3
Does what it does
Does what it does
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 10, 2025
★★★★★ 1
Failed after 2 months
Failed after about 2 months of being used as a battery isolator. When activated, only passes about 2 volts though the contacts on a 12 volt circuit now. Wasted my time and money.
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Reviewed in the United States on August 26, 2025
★★★★★ 4
Works great
I used this to turn on with key on power in my truck. Power then goes through this and turns on my key on fuse panel. That way I can run a much larger cable from the battery to the fuse panel instead of pulling power through the ignition switch, where power output is limited. So far it doesn't get hot, though I am not running anything close to 500 amps through it. More like 75 amps max and even then it's only sometimes. No problems so far.
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Reviewed in the United States on July 28, 2024
★★★★★ 5
Heavy duty and has lasted three years so far
I have had this relay installed in the engine bay of my Lexus RX 300, functioning to link the front battery to the additional battery in the trunk whenever the ignition is on. The relay has worked reliably for about three years now with no complaints besides one minor comment, be careful when threading down the nut on the Low voltage side. It is prone to stripping
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Reviewed in the United States on March 24, 2025
★★★★★ 5
It delivers as advertised.
Works as advertised, and is easy to install.
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Reviewed in the United States on August 18, 2025