

PREMA PRE-PR-140 Radial Repair Unit, 7-3/4" x 4-3/4", 3-Ply, Box of 10
Professional Heavy Duty Solution - PREMA Tire Repair Patch (PR-140, Box of 10)
Commercial Grade Radial Tire Repair System
The PREMA PR-140 tire repair patch delivers professional-grade performance for medium to heavy-duty radial tire repairs. Each 7.75" x 4.75" patch features durable 3-ply construction designed for commercial fleet applications, truck tire maintenance, and demanding automotive repair environments.
Key Benefits
Perfect Applications
- Commercial fleet maintenance and truck tire repairs.
- Heavy equipment and construction vehicle tire restoration.
- Agricultural machinery tire maintenance programs.
- Professional automotive service centers handling large tire damage.
- Tire retreading facilities performing section repairs.
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | PR-140 |
| Dimensions | 7.75" x 4.75" (197mm x 108mm) |
| Construction | 3-Ply Reinforced |
| Quantity | Box of 10 Patches |
| Application Method | Cold Chemical or Hot Vulcanization |
| Tire Compatibility | Radial Passenger, Truck, Commercial |
| Repair Areas | Crown, Shoulder, Sidewall |
| Weight | 2 lbs |
Professional Tire Repair Results
Trust PREMA tire repair patches for reliable, long-lasting repairs in commercial applications.
Order your PREMA PR-140 tire repair patches for professional-grade tire maintenance.Frequently Asked Questions
What size tire damage can this patch repair?
The 7.75" x 4.75" patch effectively handles large punctures, cuts, and damage areas in crown, shoulder, and sidewall locations on medium to heavy-duty radial tires. This size covers most common commercial tire damage that requires section repair rather than simple plug repairs.
Can I use these patches with cold repair methods?
Yes, PREMA PR-140 patches work with both chemical (cold) vulcanization using PREMA Ultra Fast Dry Vulcanizing Cement and heat-pressure (hot) methods. Cold application is popular in many commercial tire shops due to faster turnaround times, lower equipment requirements, and reduced energy costs compared to hot vulcanization processes.
How does this compare to plug-style tire repairs?
Tire repair patches provide comprehensive structural reinforcement across the entire damage area, while plugs only seal the puncture hole without reinforcing surrounding tire material. Industry organizations recommend patches for larger damage and commercial applications where long-term reliability is critical for vehicle safety and operational efficiency.
What types of vehicles are these patches designed for?
These patches are specifically engineered for commercial trucks, fleet vehicles, heavy equipment, agricultural machinery, and other medium to heavy-duty radial tire applications. The robust 3-ply construction and large coverage area make them ideal for high-stress commercial environments where tire reliability directly impacts operational costs and vehicle safety.
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