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Get technical:
The Mastertrack UN-203 is a radial tire designed for light to medium trailer duties. The UN-203 features an all-season tread with a durable tread compound for long wear.
Features & Benefits
- Wide circumferential grooves evacuate water from the tire's contact patch to resist hydroplaning
- Reinforced sidewalls resist wander and trailer sway
- Advanced tread compound for dependable wet-weather grip, great handling
- Steel-belted radial construction
- Trailer tire only; not approved for vehicle use
- Designed as a trailer tire; not suitable for vehicle use
These tires are intended for trailer axles only, and can withstand long miles of in-line hauling. They're not meant for steering or drive axle applications, and their design offers years of reliable service in trailer applications. Choose from favorites like Gladiator, Carlisle and Goodyear trailer tires.
This product is not covered by a manufacturer’s treadlife warranty.
The maximum carrying capacity for a tire determined by the manufacturer.
Maximum speed capability to safely carry a load for an extended period of time.
The maximum load carrying strength at the specified inflation pressure, also known as ply rating.
The side of the tire between the tread and rim, with cosmetic branding as well as information about the tire including manufacturer, model, size, etc.
An identifier of a particular tire line and size combination assigned by the tire manufacturer.
Tread design (or tread pattern) can affect handling, traction & noise for different driving styles & road conditions.
Shipping weight (lbs)
- ST175/80R13 91/87N
$56.99
Label Value Width ST175 Ratio 80R Inflation Pressure 50 Tread Depth 9.00 Width Range NA Sidewall NA Tread Width NA Sidewall NA
- ST205/75R14 100/96N
$65.96
Label Value Width ST205 Ratio 75R Inflation Pressure 50 Tread Depth 10.00 Width Range NA Sidewall NA Tread Width NA Sidewall NA - ST205/75R14 105/101N
$66.96
Label Value Width ST205 Ratio 75R Inflation Pressure 65 Tread Depth 10.00 Width Range NA Sidewall NA Tread Width NA Sidewall NA - ST215/75R14 102/98N
$67.96
Label Value Width ST215 Ratio 75R Inflation Pressure 50 Tread Depth 10.00 Width Range NA Sidewall NA Tread Width NA Sidewall NA
- ST205/75R15 107/102N
$67.96
Label Value Width ST205 Ratio 75R Inflation Pressure 65 Tread Depth 10.00 Width Range NA Sidewall NA Tread Width NA Sidewall NA - ST225/75R15 113/108N
$87.96
Label Value Width ST225 Ratio 75R Inflation Pressure 65 Tread Depth 10.00 Width Range NA Sidewall NA Tread Width NA Sidewall NA - ST225/75R15 117/112N
$87.96
Label Value Width ST225 Ratio 75R Inflation Pressure 80 Tread Depth 10.00 Width Range NA Sidewall NA Tread Width NA Sidewall NA
- ST235/80R16 124/120N
$106.96
Label Value Width ST235 Ratio 80R Inflation Pressure 80 Tread Depth 10.00 Width Range NA Sidewall Blackwall Tread Width NA Sidewall Blackwall - ST235/80R16 127/122M
$114.97
Label Value Width ST235 Ratio 80R Inflation Pressure 100 Tread Depth 10.00 Width Range NA Sidewall NA Tread Width NA Sidewall NA - ST235/85R16 125/122N
$114.96
Label Value Width ST235 Ratio 85R Inflation Pressure 80 Tread Depth 10.00 Width Range NA Sidewall NA Tread Width NA Sidewall NA - ST235/85R16 128/124L
$116.96
Label Value Width ST235 Ratio 85R Inflation Pressure 95 Tread Depth 10.00 Width Range NA Sidewall Blackwall Tread Width NA Sidewall Blackwall - ST235/85R16 128/124N
$119.96
Label Value Width ST235 Ratio 85R Inflation Pressure 95 Tread Depth 10.00 Width Range NA Sidewall NA Tread Width NA Sidewall NA
Best Rated Tires
UN-203 ∙ 12 sizes available