Roadmaster
ROADMASTER® RM185™
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Pick-up & Delivery
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Regional
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All Position
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Steer Position
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SmartWay Verified
The RM185™ is a regional all-position tire that is SmartWay verified for steer axle applications.
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Tire Features
Fuel-Efficient Compound
Tire design and rubber compounding help provide low rolling resistance and contribute to fuel efficiency, earning Smartway verification.
All-Position Tread Pattern
18/32' tread depth combined with solid shoulder ribs helps with regional haul and and pick-up and delivery service.
Micro Sipes
Micro sipes help provide enhanced traction in wet road conditions and resists abnormal or 'river wear.'
High Tensile Strength Four-Belt Package
The high tensile strength four-belt package helps provide casing durability and retreadability.
Warranties & Guarantees
2023 Commercial Replacement Tire Guide, Limited Warranty & Registration Booklet For Cooper® & Roadmaster® Tires
Tire Specifications
Tire Specifications
Full Specs
- Tire Size 11R24.5
- Static Loaded Radius 0 in/ 0 mm
- Load Range H
- Tread Depth 18 / 14 mm
- Revs 477 mile/ 296 km
- Max Speed 75 mph/ 47 kmh
- Tire Weight 123.8 lbs/ 56.2 kgs
- Approved Rim Width 7.5-8.25 in
- Single Max Load 7160 lbs/ 3247.7 kgs
- Overall Diameter 0 in/ 0 mm
- Single Inflation Pressure 120 psi/ 827 kpa
- Overall Width 11 in/ 279 mm
- Dual Max Load 6610 lbs/ 2998.2 kgs
- Overall Width Loaded 11 in/ 279 mm
- Dual Inflation Pressure 120 psi/ 827 kpa