14.00R20 Alliance 290 Radial TL (18PR J )
The Alliance 290 Radial TL Â is a heavy-duty radial tyre designed for high-performance off-road and industrial applications, featuring an 18-ply rating and a tubeless (TL) construction. These tyre sizes are often interchangeable depending on manufacturer designation, construction type and regional naming conventions. Below you will find an overview of the most common alternative size markings and their typical applications.
Specifications and Performance
The Alliance 290 series is engineered for durability and stability in demanding environments. According to technical data from farmtire.com, the 14.00R20 variant has the following physical specifications:
- Dimensions: It features an overall diameter of 45.51 inches and an overall width of 13.82 inches.
- Construction: It utilizes a radial design, which generally offers better fuel economy and comfort compared to bias-ply alternatives.
- Durability: The 18-ply (18PR) rating indicates a strong carcass capable of handling significant loads in construction or commercial haulage.
- Part Number: This specific model is identified by part number 29010005.
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| Part No. | 29010005 |
|---|---|
| Size | 14.00R20 |
| Ply Rating | 18PR |
| Brand | Alliance |
| Model | 290 Radial |
| Standard Rim / Flange | 20 |
| Overall Diameter (in) | 45.51 |
| Overall Width (in) | 13.82 |
| Weight (lbs) | 239 |
| Bias / Radial | radial |
| Dimension (LxWxH) | 45.51 x 45.51 x 13.82 |
| Load Range | J |
| Standard Rim Display | 20 |
| TT / TL / Solid / Foam Filled | TL |
| Size Search | 140020 |
Performance Characteristics
- Load Capacity: As an 18-ply (18PR) tire with a Load Range J, it is built to support extreme weight loads, typically for heavy military or specialized all-terrain vehicles.
- Speed Rating: While the specific speed symbol for the Alliance 290 model varies by precise load index, similar tires in this class (like the BKT Earthmax SR 33) are often rated for 100 km/h (62 mph), designated by speed symbol “J”.
- Design: The radial construction provides a smoother ride and better heat dissipation compared to bias-ply tires, making it suitable for longer hauls under load.
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Comparative Products
While the Alliance 290 is a specialized radial tyre, other models in the 14.00/14.50-20 size range are available for different industrial needs:
- Alliance 228 Trac Lug: A 24-ply crossply tyre (14.00-20) designed for earthmover traction with a diameter of 48.9 inches.
- Alliance 317 MPT TL: A 14.5-20 industrial tyre often used for backhoes and loaders, featuring a strong nylon carcass for high traction in tough weather.
- Michelin XZL: A common premium 14.00R20 radial alternative with a diameter of approximately 1258 mm (49.5 inches).
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