The Mickey Thompson Baja Boss A/T is an all-terrain light-truck tire in size LT275/70R18.
Specifications
- Rim diameter: 18 in
- Nominal section width: 275 mm
- Load index: 125 single / 122 dual
- Speed rating: Q
- Terrain: All-Terrain
- Load range: E (10-ply rating)
Questions about LT275/70R18
What does LT275/70R18 mean for this Baja Boss A/T?
LT identifies a light-truck tire. 275 is its nominal section width in millimetres, 70 is the sidewall aspect ratio, R means radial construction, and 18 is the wheel diameter in inches.
Why is this size listed with a 125/122 load index?
125 is the single-tire service index; 122 is the index for dual-tire service. These are configuration-specific load ratings, not two numbers to add together.
Is this LT275/70R18 tire load range E or 10-ply?
Both describe its rating: load range E corresponds to a 10-ply rating. The rating is not a count of the actual casing plies.
What wheel widths are approved for LT275/70R18?
The manufacturer lists 7–9-inch rim widths for this 18-inch tire. Wheel compatibility and vehicle clearance still need checking; this size does not establish an OEM vehicle fit.
Are product code 331019001 and cross-reference 90000036826 the same tire listing?
Yes. Mickey Thompson lists 331019001 as the product code and 90000036826 as the cross-reference for this exact LT275/70R18 Baja Boss A/T size. BTS SKU MTT331019001 identifies this listing.
