Click or tap the image to enlarge
Image 1 of 6Images are illustrative. Check the selected size and specifications before mounting.
Forerunner QH503 ST18.5x8.50-8 Load C Trailer Tire
Estimated delivery within 3 business days Estimated delivery by
90-Day ReturnsUnused and unmounted. See return terms
Confirm your fit with a real person888-338-0038 · 24/7 support
Tire Details & Specifications
ST18.5x8.50-8. The Forerunner QH503 is an all-season highway tire for trailers, with a ribbed tread and reinforced construction designed for towing use.
What's Included: 1 tire. Wheels and installation are not included. Order quantity 1 adds one tire.
Key Features
- Consistent tread contact supports stable trailer tracking.
- Load-focused design supports carrying capacity.
- All-season tread design supports use across changing road conditions.
Tire Specifications
- Brand: Forerunner
- Model: QH503
- Tire Size: ST18.5x8.50-8
- Package Quantity: 1 tire
- Application: Trailer
- Season: All-Season
- Tire Type: Highway
- Load Range: C
- Ply Rating: 6 PR
- Manufacturer Part Number: 45734C0001
- Sidewall: Black Sidewall
Before You Order
For trailer use only. Do not install on a passenger car or light truck. Confirm the trailer and wheel requirements before ordering.
Need help? Contact Dominant Tires for assistance. Inspect tire markings and condition before mounting.
SKU:
Fitment & Installation
Confirm tire size, load index, speed rating, wheel compatibility and your vehicle’s requirements before ordering. A size match alone is not a fitment guarantee. Check both axles for staggered sizes. Have a qualified tire professional inspect and install your tires.
Returns & Warranty
Our 90-day return policy covers eligible unused, unmounted tires. Manufacturer warranties are separate and depend on the tire, purchase channel and manufacturer terms; coverage is not automatic. Read warranty information