Free shipping
Best price guarantee
SimpleCrew exclusive savings
0% financing options
Free tire replacement coverage
24/7 roadside assistance
Easy returns
ENDS IN...
DAYS
HRS.
MIN.
SEC.
Sumitomo ST778
Loading
Professional tire installation near you.
We’ll ship your tires directly to the shop.
Our promises
Free shipping
To any address, installer partner or FedEx!
Best price guarantee
See the same tire at a lower price? We'll match it.
SimpleCrew exclusive savings
Get free access to discounts on select tires, personalized coupons, and more.
0% financing options
Pay at your own pace, starting at 0% APR with Affirm.
Free tire replacement coverage
Save your wallet from road hazards like nails.
24/7 roadside assistance
Get help when you need it the most.
Easy returns
Don't like it? Unmounted tires can be sent back.
Shop with confidence
2 Reviews
2 on SimpleTire4
overall rating
Review breakdown
- 0 out of 100
- 2 out of 100
- 0 out of 100
- 0 out of 100
- 0 out of 100
Scorecard
Dry
4
Wet
4
Winter
4
Comfort
4
Noise
4
Treadwear
4
2 SimpleTire reviews
Get technical:
With Sumitomo's S-Tech technology, the ST778 is a premium steer axle tire that's engineered for long miles in line haul work. The ST778 features a flat footprint and an all-season tread, with grooves and microgrooves that direct water away to resist hydroplaning.
Features & Benefits
- Wide footprint puts more rubber on the road to reduce uneven wear
- Designed for use on the steer axle of commercial trucks and buses
- Steel belted construction increases strength and durability
- Tread pattern allows for solid traction and performance year-round
Vehicle |
Mileage Warranty N/A |
Load Index 6614 lbs (146) |
Max Speed 186 MPH (Y) |
Load Range H (16 Ply) |
Sidewall Blackwall |
Tread Depth 18/32nds |
Inflation Pressure 120 PSI |
Part Number 5532352 |
Tread Design Symmetrical |
Tire Weight 115.81 lbs |
Section Width 11.3" |
Overall Diameter 41.5" |
Commercial Application Mixed Service |
Commercial Position Steer |
Any info you'are still looking for? |
ST778 ∙ 0 sizes available