Fitment-checked off-road parts  ·  Manufacturer-listed exclusions shown before you buy
TRAILFORTRESSBuilt for the trail. Checked for your truck.Cart
Home / Suspension & Lift Kits / Leveling Kits / Rough Country 37740
Rough CountryPart 37740 · UPC 00840269917417

2.5-Inch Leveling Kit with M1 Monotube Shocks

$399.95MAP price
In stock: 54 available
Shipping weight: 31 lb.
  • Front and rear M1 monotube shock pairs included with the kit
  • 2.5-inch front lift levels the truck and retains factory ride quality
  • Bolt-on installation; does not fit Power Wagon models
  • Downloadable installation guide available — shipping weight: 31 lb

The Trail Fortress check

Will it fit your truck?

✓ Fits

No application table for this part. Check the fitment notes below before ordering.

✕ Does not fit

  • Power Wagon models

About this kit

2.5-Inch Leveling Kit with M1 Monotube Shocks, fitment-checked

M1 monotube shocks come in the box with this 2.5-inch leveling kit — a front pair and a rear pair, listed under separate part numbers. The leveling hardware bolts on, brings the nose up level with the bed, and keeps the factory ride. Power Wagon models are not covered. Shipping weight is 31 lb.

What’s in the box

Kit contents

  • 1× 2.5in Kit Box 377BOX1
  • 1× M1 MONOTUBE SHOCK PAIR 770839P
  • 1× M1 MONOTUBE SHOCK PAIR 770744P

Rough Country shares subassemblies across kits, so individual package labels can carry broader application ranges. The complete 37740 kit fits the vehicles shown in the fitment section above.

Specifications

Specs

BrandRough Country
Part number37740
UPC / GTIN00840269917417
Lift height2.5 in
Shock packageM1 series
Shipping weight31 lb
Country of originCN
CategorySuspension & Lift Kits › Leveling Kits

Why buy here

The fitment-first store

Manufacturer-listed exclusions shown. We publish what a part does not fit, before you buy, not after the return.
Sourced from the application data. Fitment on this page comes from the manufacturer’s application catalog, not a copied listing.
Real install docs. The actual step-by-step guide, linked right on the page.

Keep looking

More Leveling Kits

Rough Country Vertex 2.5 Leveling Coilovers for Ford F-150 4WD
Vertex 2.5 Leveling Coilovers for Ford F-150 4WD
2014–2025Rough Country 689012
$1,299.95In stock
Rough Country Vertex 2.5 Front Leveling Coilovers for Silverado & Sierra 1500
Vertex 2.5 Front Leveling Coilovers for Silverado & Sierra 1500
2007–2019Rough Country 689016
$1,299.95In stock
Rough Country 2.5-Inch Coil Leveling Kit with M1R Shocks for 2020–2023 Gladiator2.5 Inch
2.5-Inch Coil Leveling Kit with M1R Shocks for 2020–2023 Gladiator
2020–2023Rough Country 64844
$949.95In stock
Rough Country 2.5-Inch Leveling Kit with M1R Shocks for 2024–2025 Jeep Gladiator2.5 Inch
2.5-Inch Leveling Kit with M1R Shocks for 2024–2025 Jeep Gladiator
2024–2025Rough Country 78444
$949.95In stock
Rough Country 2.5-Inch M1 Leveling Kit with Track Bar for Ford Super Duty2.5 Inch
2.5-Inch M1 Leveling Kit with Track Bar for Ford Super Duty
1999–2004Rough Country 48940
$779.95In stock
Rough Country 2.5-Inch Coil Leveling Kit with V2 Shocks for 2020–2023 Gladiator2.5 Inch
2.5-Inch Coil Leveling Kit with V2 Shocks for 2020–2023 Gladiator
2020–2023Rough Country 64870
$769.95In stock
Rough Country 2.5-Inch Leveling Kit with V2 Shocks for 2024–2025 Jeep Gladiator2.5 Inch
2.5-Inch Leveling Kit with V2 Shocks for 2024–2025 Jeep Gladiator
2024–2025Rough Country 78470
$769.95In stock
Rough Country M1R Reservoir Leveling Struts for 2024–2025 Toyota Tacoma
M1R Reservoir Leveling Struts for 2024–2025 Toyota Tacoma
2024–2025Rough Country 684177
$749.95In stock
Rough Country 2.5-Inch Leveling Kit with V2 Shocks for 2020–2023 Jeep Gladiator2.5 Inch
2.5-Inch Leveling Kit with V2 Shocks for 2020–2023 Jeep Gladiator
2020–2023Rough Country 63470
$669.95In stock
Rough Country 2.5-Inch Leveling Kit with V2 Shocks for 2024–2025 Jeep Gladiator2.5 Inch
2.5-Inch Leveling Kit with V2 Shocks for 2024–2025 Jeep Gladiator
2024–2025Rough Country 61370
$669.95In stock
Rough Country 2.5-Inch N3 Leveling Kit for Ford F-250 and F-350 4WD2.5 Inch
2.5-Inch N3 Leveling Kit for Ford F-250 and F-350 4WD
1999–2004Rough Country 489.20
$639.95In stock
Rough Country 1.5-2 in. Leveling Kit with V2 Shocks for Silverado and Sierra HD
1.5-2 in. Leveling Kit with V2 Shocks for Silverado and Sierra HD
2011–2019Rough Country 959371
$619.95In stock
Rough Country 2.5-Inch Coil Leveling Kit with M1 Shocks for 2020–2023 Gladiator2.5 Inch
2.5-Inch Coil Leveling Kit with M1 Shocks for 2020–2023 Gladiator
2020–2023Rough Country 64840
$589.95In stock
Rough Country 2.5-Inch Leveling Kit with M1 Shocks for 2024–2025 Jeep Gladiator2.5 Inch
2.5-Inch Leveling Kit with M1 Shocks for 2024–2025 Jeep Gladiator
2024–2025Rough Country 78440
$589.95In stock
Rough Country Rough Country 2.5 Inch Leveling Kit 377752.5 Inch
Rough Country 2.5 Inch Leveling Kit 37775
Rough Country 37775
$569.95In stock
Rough Country M1 Adjustable Leveling Struts for 2012–2018 Ram 1500 4WD
M1 Adjustable Leveling Struts for 2012–2018 Ram 1500 4WD
2012–2024Rough Country 502028
$549.95In stock
Rough Country M1 Adjustable Leveling Struts, 2-Inch Preset Front Lift2 Inch
M1 Adjustable Leveling Struts, 2-Inch Preset Front Lift
Rough Country 502029
$549.95In stock
Rough Country M1 Adjustable Leveling Struts for 2019–2025 Ram 1500
M1 Adjustable Leveling Struts for 2019–2025 Ram 1500
2019–2025Rough Country 502061
$549.95In stock