Commercial
Roadmaster RM120™
Product Overview
Long Haul Trailer
The RM120 is a long haul trailer tire that has an optimized tread depth and high tensile strength four belt package combine to provide the retreadability and even treadwear that your fleet's require.
For Roadmaster dealer locations, please call 800-854-6288, 8-5 EST, Monday-Friday.
Micro Sipes on Grooves Edges
Provide enhanced traction in wet road conditions and resists "river wear."
Stone Ejectors
Stone ejectors in the bottom of the tread grooves protect the casing from stone penetrations.
Multi-Purpose Size
The 255/70R22.5 is designed with 16 / 32" of tread depth and is acceptable for use on trailers, straight trucks and recreational vehicles.
Tire Sizes and Specifications
Roadmaster RM120™
| Tire Size |
Service Description |
Load Range |
Approved Rim Width |
Measured Rim Width |
Dual Max Load |
Single Max Load |
Overall Diameter |
Section Width |
Loaded Width |
Tread Depth |
Revolutions/Mile |
| 11R22.5 |
144 L |
G |
7.5 - 8.25 |
8.25 |
5840 |
6175 |
41.11 |
10.88 |
11.75 |
12 |
505 |
| 11R22.5 |
146 L |
H |
7.5 - 8.25 |
8.25 |
6005 |
6610 |
41.11 |
10.88 |
11.75 |
12 |
505 |
| 255/70R22.5 |
140 L |
H |
7.5 - 8.25 |
7.5 |
5070 |
5510 |
36.68 |
10.16 |
11.02 |
16 |
566 |
| 11R24.5 |
146 L |
G |
7.5 - 8.25 |
8.25 |
6005 |
6610 |
43.13 |
10.89 |
11.76 |
12 |
482 |
| 11R24.5 |
149 L |
H |
7.5 - 8.25 |
8.25 |
6610 |
7160 |
43.13 |
10.89 |
11.76 |
12 |
482 |
| 285/75R24.5 |
144 L |
G |
8.25 - 8.25 |
8.25 |
5675 |
6175 |
40.92 |
10.81 |
11.72 |
12 |
508 |
| Tire Size |
Service Description |
Load Range |
Approved Rim Width |
Measured Rim Width |
Dual Max Load |
Single Max Load |
Overall Diameter |
Section Width |
Loaded Width |
Tread Depth |
Revolutions/Mile |
| 295/75R22.5 |
144 L |
G |
8.25 - 9 |
9 |
5675 |
6175 |
39.66 |
11.28 |
12.1 |
12 |
524 |