Free shipping 

Best price guarantee 

SimpleCrew exclusive savings 

0% financing options 

Free tire replacement coverage 

24/7 roadside assistance 

Easy returns 

RubberMaster
Rims not included with purchase of tires

RubberMaster S378

Loading

Starting at $42.96

Loading
Best price guaranteeWe'll match it

  • SimpleScore™

    Our proprietary rating system
    for the modern tire buyer.

    7.4

    Good

    Score breakdown:

    7.2

    Long lasting

    Good

    7.8

    Durability

    Good

    7.2

    Traction

    Good

Professional tire installation near you.

Our promises

Free shipping

To any address, installer partner or FedEx!

Learn more

Best price guarantee

See the same tire at a lower price? We'll match it.

Learn more

SimpleCrew exclusive savings

Get free access to discounts on select tires, personalized coupons, and more.

Learn more

0% financing options

Pay at your own pace, starting at 0% APR with Affirm.

Learn more

Free tire replacement coverage

Save your wallet from road hazards like nails.

Learn more

24/7 roadside assistance

Get help when you need it the most.

Learn more

Easy returns

Don't like it? Unmounted tires can be sent back.

Learn more

Shop with confidence

98%of customers approve
Top 500fastest growing company in US
20,000+certified installers
7,000+local distributors
6M+customers served

No reviews yet

Want to share your experience with these tires?

Write a review
0

Get technical:

For light utility trailer or camper use, the RubberMaster S378 is an excellent value.



Features & Benefits

  • Five circumferential ribs for stability and great wet and dry traction
  • Long treadwear
  • 6 ply rated
  • 75 psi inflation
  • Designed as a trailer tire; not suitable for vehicle use

Vehicle
Trailer
Mileage Warranty
N/A
Load Range
B (4 Ply)
Sidewall
Tubeless
Part Number
489142
Tread Design
Symmetrical
Tire Weight
9.7 lbs
Overall Diameter
12"
Any info you'are still looking for?
RubberMaster

S378 ∙ 5 sizes available