12.5/80-18-14PR R-4 SUNDOM tire is designed for heavy-duty industrial use and mixed surfaces. The following introduction covers specifications, tread pattern, and applications.
1. Specifications
· 12.5: Section width of 12.5 inches, providing a large contact area for better load distribution.
· 80: Aspect ratio of 80%, balancing load capacity and cushioning.
· 18: Fits 18-inch rims, suitable for medium loaders, forklifts, etc.
· 14PR: 14-ply rating, indicating high strength and strong load capacity.
2. R-4 Tread Features
R-4 is an industrial traction tread, positioned between wear-resistant smooth tires (R-3) and deep-lug tires (L-3). The tread blocks are wide, closely spaced, wear-resistant and cut-resistant. Compared to R-3, it offers better traction in mud; compared to L-3, it runs smoother and wears slower on hard surfaces (concrete/asphalt).
3. Applications
· Typical vehicles: Skid steer loaders, compact wheel loaders, telescopic handlers, heavy-duty forklifts.
· Recommended conditions: Mixed surfaces such as construction sites, recycling yards, docks, and areas with both hard ground and gravel/mud.
· Not suitable for: Deep mud farmland or high-speed long-distance travel.
Summary:
This tire features 18PR high strength and R-4 all-terrain wear-resistant tread, making it ideal for industrial operations that frequently switch between hard and soft surfaces. Please refer to the sidewall markings for official specifications.




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