Description
The Sailun S637 tire is a versatile regional all-position tire for commercial trucks and special trailer applications. It features five extra-wide ribs for exceptional stability. An extra-wide solid shoulder resists damage caused by high-scrub applications, while a mirrored tread design ensures even wear. Wide grooves are designed for hydroplaning resistance, while a long-life rubber compound is engineered for extended tread life.
- Versatile All-Position or Dedicated Trailer Design: While many sizes are versatile for all commercial truck positions (steer, drive, trailer) in regional applications, some ST sizes are specifically engineered with all-steel construction for high-load capacity trailer use, ensuring optimal performance for their intended application.
- Five Extra-Wide Ribs for Exceptional Stability: The S637 features a prominent five-rib tread design with extra-wide ribs. This design is engineered to provide exceptional stability across all speeds, enhancing handling, tracking, and overall control for commercial vehicles.
- Robust, Solid Shoulder for Scrub Resistance and Even Wear: It incorporates an extra-wide solid shoulder. This design feature is crucial for resisting damage caused by high-scrub applications (common in regional and pickup/delivery) and promoting even tread wear by distributing pressure uniformly across the shoulder.
- Excellent Wet Traction and Hydroplaning Resistance: The tread pattern includes wide grooves and multi-sipes. These elements work together to effectively evacuate water and slush from beneath the tire’s footprint, significantly improving traction in wet conditions and reducing the risk of hydroplaning.
- Long-Life Rubber Compound and Enhanced Retreadability: The S637 is built with a durable, long-life rubber compound and a strong steel-belted casing. This robust construction, combined with features like unique tread wall grooves that reduce irregular wear and multi-sipes that dissipate heat, contributes to extended tread life and makes the tire highly suitable for multiple retreads, offering significant cost savings over its lifetime.
Specifications
- Tire season: All-Season
- Manufacturer: Sailun
- Tire width: 215 mm
- Tire load range: L
- Tire load index: 0
- Vehicle fitment type: Universal
- Warranty distance: 0 miles
- Is run flat: N
- Overall diameter: 30.4 in
- Tire speed rating: L
- Vehicle type: Car
- Tire size: 21575175
- Construction type: Radial
- Electric vehicle tire: N
- Wheel diameter: 17.5 in
- Flotation tire: N
- Has written warranty: No
- Mud & snow rated: N
- Uniform tire quality grade (utqg): 0
- Features: Universal Fit
- Count: 1
- Tire location: All-Position Tire
- Tire terrain: Highway Terrain
- Tire diameter: 17.5 in
- Tire type: Commercial Tires
- Model: S637
- Tread depth: 16/32
- Maximum inflation pressure: 125 psi
- Tire aspect ratio: 75
- Tire treadwear rating: 0
Specifications
| Brand | Sailun |
|---|---|
| Model | S637 |
| UPC | 645890678528 |



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