Kenda® Karrier Radial S-Trail ST145R12 Trailer Tire and Wheel - Load Range D

SKU: KA-20147-10130

$119.99 – $144.99

Regular price $119.99
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Kenda® builds the best quality trailer tire that money can buy! Get the ST145/80R12 Load Range D Karrier S-Trail Radial mounted on your choice of a 12" Zero-Offset steel MOD wheel.

When you buy a Kenda product, you can buy confidently, knowing you are installing equipment from an industry-leading authority in specialty trailer tires. Avoid the frustration of lower-tier trailer tires that succumb early to accelerated dry rot, construction failure, and premature tread wear.

This heavy-duty Load Range D (8-Ply) Load Star Karrier S-Trail features automotive-style tread and 8-ply steel-belted radial construction for a smooth, high-mileage highway ride. Rated for a dependable 1,220-lb maximum load at 65 psi, this tire arrives pre-mounted and balanced on your choice of a 12x4" zero-offset steel MOD wheel—ready for immediate bolt-on installation.

Available in six distinct wheel finish options—Silver, White, White w/ Stripes, Chrome, Black, and Galvanized—we make it simple to find the exact style and fitment your trailer needs at the best prices.

PLEASE NOTE: While most of our Kenda trailer wheels and tires ship out within 1 business day, please allow a 3-4 day lead time in the event we have new inventory in transit.

Karrier S-Trail Radial Assembly Features

  • Steel-Belted Radial Construction: Top-quality steel belts paired with polyester and nylon cord plies ensure superior strength, structural stability, and puncture defense.
  • Highway Heat Dissipation: Premium rubber compounding efficiently disperses thermal buildup under load, making it a reliable choice for long-distance highway towing.
  • All-Weather Siping: Automotive-grade tread design incorporates precision sipes to channel away standing water, enhancing traction on wet roads and slick boat ramps.
  • Special Trailer (ST) Designated: Specifically engineered to manage the unique sway and heavy tracking demands of trailers (not for motor vehicle use).
  • Pre-Mounted & Ready to Roll: Arrives mounted on an 8-hole MOD steel wheel with a clean zero-offset profile. Entire assembly meets or exceeds DOT specifications.
  • 5-Year Manufacturer Warranty: Covered by the ➔ Kenda Specialty 5-Year Limited Warranty .

12" Wheel & Tire Specifications

TIRE SPECIFICATIONS (ST145/80R12)
Load Range (Ply Rating) Load Range D (8-Ply)
Speed Rating M (Max Speed 81 MPH)
Max Load Capacity 1,220 lbs at 65 PSI
Overall Diameter / Section Width 21.3 inches / 5.7 inches
Tread Depth 7.0 mm
Kenda Tire Part # 09R251214D1 (KR25)
WHEEL SPECIFICATIONS (12x4 MOD)
Rim Dimensions 12" Diameter x 4" Wide
Bolt Pattern 5x4.5" (5 lugs on 4.5-inch spread)
Pilot Hole Diameter 3.19 inches
Wheel Offset Zero Offset
Max Wheel Capacity 1,520 lbs

➔ Unsure of what lug pattern your trailer hub uses? Click here for our measurement guide!

Kenda MOD 12x4 Wheel Finish Options

  • Silver Powder Coat: MOD# 20147
  • Standard White Powder Coat: MOD# 20151
  • White w/ Pin Stripes: MOD# 20142
  • Chrome: MOD# 20152
  • Gloss Black Powder Coat: MOD# 20153
  • Hot-Dipped Galvanized: MOD# 20144
Kenda Trailer Tires and Wheels Lifestyle

About Kenda® Tires and Wheels

From the road to the trails, to the racetrack and everything in between, Kenda has been leading the way with tires that are built for the perfect blend of performance and value since 1962. Renowned for their research and development, Kenda spares no expense when it comes to developing and improving their top tier tires. With tires available for a whole range of applications, Kenda is a name that has garnered respect from industry veterans across the globe.

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