Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
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Features, Description, Reviews, Q&A, Specs & Installation
| Brand | NITTO |
| Tire Model | Trail Grappler M/T |
| Tire Type | Mud-Terrain |
| Tire Size | 37" - 37x11.50R20 |
| Wheel Diameter | 20 |
| Tire Diameter | 37 |
| Tire Load Index | 128 (3968 lbs per tire) |
| Tire Load Rating | E |
| Tire Tread Depth | 21/32" |
| Tire Revs Per Mile | 545 |
| Tire Speed Rating | (Q) Up to 99mph |
| Tire Weight | 77 |
| UTQG Tire Rating | N/A |
| Tire Tread Pattern | Non-Directional |
| Minimum Wheel Width | 7.5" |
| Maximum Wheel Width | 10" |
Balanced Off-Road Power and On-Road Comfort. The NITTO Trail Grappler M/T Mud-Terrain Tire (37" - 37x11.50R20) size strikes the perfect balance between off-road capability and on-road drivability. Designed for those who demand serious traction without sacrificing comfort, this tire delivers aggressive performance in mud, dirt, and rock while maintaining a smooth, quiet ride on paved roads. Whether you're tackling backcountry trails or daily commuting in your lifted rig, the Trail Grappler handles it all with grit and grace.
Massive 37-Inch Diameter for Dominant Ground Coverage. With its towering 37-inch height and 11.5-inch width, the NITTO Trail Grappler M/T Mud-Terrain Tire (37" - 37x11.50R20) adds aggressive ground clearance and presence to your vehicle. This size provides enhanced approach angles and better obstacle clearance for off-road excursions, while offering a slim profile that reduces rolling resistance and maintains sharp handling on the street. It’s ideal for extra height without compromising road feel.
Reinforced 3-Ply Sidewall for Maximum Durability. The NITTO Trail Grappler M/T Mud-Terrain Tire (37" - 37x11.50R20) is built with a 3-ply sidewall construction to resist punctures, abrasions, and sidewall damage in the roughest terrains. This added toughness provides peace of mind on the trail, whether you're navigating sharp rocks or pushing through tight brush. The sidewall lugs also enhance traction when aired down, making this tire a go-to choice for rock crawling or muddy trails.
Self-Cleaning, High-Void Tread Design. Featuring aggressive shoulder lugs and deep tread voids, the NITTO Trail Grappler M/T Mud-Terrain Tire (37" - 37x11.50R20) clears mud and debris with every rotation. The self-cleaning design helps maintain consistent grip in muddy or snowy conditions, keeping your vehicle moving forward where other tires bog down. It also features stone ejectors that prevent rock retention, reducing the risk of damage and maintaining long-term traction.
Installation. Putting this NITTO Trail Grappler M/T Mud-Terrain Tire (37" - 37x11.50R20) on your vehicle takes ` hour to install.
Warranty. There is a limited warranty on this product.
Application. The NITTO Trail Grappler M/T Mud-Terrain Tire (37" - 37x11.50R20) offers universal fitment.
NITTO 205580
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation Info
Installation Time
(approx) 1 Hour
Difficulty Level:
Simple installation for anyone.
Installation Guides
No guide available for this part yet.
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