Hi-Run SU03 20.5x8.00-10 10PR Heavy-Duty Boat Trailer Tire and 5 on 4.5 Wheel Assembly
Hi-Run SU03 20.5x8.00-10 10PR Heavy-Duty Boat Trailer Tire and 5 on 4.5 Wheel Assembly
The Hi-Run SU03 20.5x8.00-10 is a heavy-duty boat trailer tire pre-mounted on a durable 10x6 white steel rim (5 lug on 4.5" pattern). Engineered for easy boat launching, this low-profile, ready-to-bolt assembly features a rigid 10-ply Load Range E construction supporting up to 1,535 lbs at 90 psi. The aggressive block tread design delivers exceptional grip on slippery boat ramps and wet surfaces. DOT-approved for street-legal compliance, it ensures dependable stability and heavy-load capacity for your local marine transport needs. READY-TO-BOLT BOAT ASSEMBLY - Comes factory-mounted and balanced on a durable 10x6 white steel wheel (5 lug on 4.5" pattern). Quick, tool-free replacement for your marine trailer. LOAD RANGE E (10 PLY) - Reinforced 10-ply tubeless bias construction carries a massive 1,535 lbs at 90 psi. Rigid sidewalls prevent tire squatting under heavy fiberglass boat hulls. BOAT RAMP GRIP TREAD - Features an aggressive block pattern with an 8.8/32" depth. Delivers maximum traction on slippery, wet boat ramps and gravel shorelines. LOW-PROFILE DESIGN - The compact 10-inch wheel setup lowers your trailer's center of gravity, making launching and loading your boat easier and safer at the marina. DOT-APPROVED MARINE SAFETY - Fully DOT-approved for reliable, street-legal compliance. Engineered specifically for dependable local hauling between storage and the water.
Specifications
- Tire size: 20.5/8-10
- Tire type: Trailer Tires
- Tire width: 8.1 in
- Tire diameter: 10 in
- Tire aspect ratio: 80
- Tire speed rating: T
- Tire load index: 10
- Tire season: All-Season
- Brand: Hi-Run
- Construction type: Non-Radial
- Maximum inflation pressure: 50 psi
- Tread depth: 8.8/32
Shipping, returns & fit
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Most styles run S–3XL, with select pieces up to 6XL; bras in band sizes 34–48. For everyday smoothing pick your usual size; for firmer compression styles, size up for all-day comfort.
The exact fit for this piece is listed in the description above.
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