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Aggressive Off-Road Traction Built for the Toughest Terrain
The Atturo Trail Blade BOSS TBBO-J56G0AFA is a 40x14.50R20LT mud-terrain tire engineered for pickups and SUVs that need serious traction in mud, rocks, and loose terrain. This size carries a 129Q load index and speed rating, an 8 PR ply rating, and a rubber construction built to hold up to demanding off-road use.
Key Features
- Aggressive mud-terrain tread designed for traction in mud, rocks, and loose surfaces
- 8 PR ply rating for load-carrying strength in the 40x14.50R20LT size
- 22/32 inch tread depth for extended wear life in off-road conditions
- Rated for a maximum load of 4,080 lbs at 50 PSI
Fitment
| Vehicle Application | Notes |
|---|---|
| Universal | Fits any pickup or SUV using the 40x14.50R20LT size with a compatible 10.0 to 13.0 inch wheel width |
Specifications
| Detail | Value |
|---|---|
| MPN | TBBO-J56G0AFA |
| Tire Size | 40x14.50R20LT |
| Load Index / Speed Rating | 129Q |
| Ply Rating | 8 PR |
| Overall Diameter | 39.5 in |
| Section Width | 14.4 in |
| Measuring Rim | 11.5 in |
| Approved Rim Width | 10.0 to 13.0 in |
| Tread Depth | 22/32 in |
| Weight | 96.1 lbs |
| Maximum PSI | 50 |
| Maximum Load, Single | 4,080 lbs |
What's Included
- One Atturo Trail Blade BOSS 40x14.50R20LT tire
About Atturo
Atturo Tire designs performance, off-road, and multi-terrain tires for trucks and SUVs, with the Trail Blade lineup built for drivers who need dependable traction across mud, rock, and varied terrain.
FAQ
What is the TBBO-J56G0AFA?It is the exact Atturo manufacturer part number for the Trail Blade BOSS tire in the 40x14.50R20LT size with a 129Q load index and speed rating.
What size is this tire?This tire measures 40x14.50R20LT, with a 39.5 inch overall diameter and a 14.4 inch section width.
What is the load index and speed rating?This tire carries a load index of 129 and a Q speed rating, corresponding to a maximum load of 4,080 lbs at 50 PSI.
What ply rating does this tire have?It has an 8 PR ply rating according to Atturo's published specifications for this exact size.
What wheel width does this tire require?Atturo lists an approved rim width of 10.0 to 13.0 inches for this size, with a measuring rim of 11.5 inches.
Is this tire vehicle specific?No, it is a universal fit tire sold by size, so it fits any pickup or SUV that uses a compatible 40x14.50R20LT wheel and load setup rather than a specific year, make, or model.
How much does this tire weigh?It weighs 96.1 lbs per tire, which is typical for a heavy-duty off-road tire in this size.
How deep is the tread on this tire?The tread depth is 22/32 of an inch, giving it strong tread volume for off-road wear life.
Installation Instructions
- Confirm the wheel width falls within the approved 10.0 to 13.0 inch rim range before mounting.
- Have the tire mounted and balanced by a professional tire installer using standard mud-terrain mounting equipment.
- Torque wheel fasteners to the vehicle manufacturer's specification after installation.
- Inflate to a pressure appropriate for the vehicle load, not exceeding the 50 PSI maximum listed for this tire.
- Re-check torque and pressure after the first 50 to 100 miles of driving.
Atturo Tire
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