Vehicle

Tire type

Featured

Brand

Price

Score

Deals

Maximum Load Index

Load Range

Load

Minimum Speed Rating

Speed Rating

Popular Filters

Sidewall types

Run flat

Studded/Studdable

Three-Peak Mountain Snowflake

More filters

Low to High

High to Low

18x9.50-8 tires

Super Lug

Highway terrain tires are commonly used on light trucks and SUVs that typically haul materials or need to conquer highways and some off-road terrains.

Lawn & Garden tires are built for use on riding or commercial mowers and offer drivers strong traction without the risk of compacting grass or turf.

This product is not covered by a manufacturer’s treadlife warranty.

Mileage Warranty

The maximum carrying capacity for a tire determined by the manufacturer.

Load Index

Maximum speed capability to safely carry a load for an extended period of time.

Max Speed

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.

Sidewall

Measured in 32nds of an inch, this metric shows how much tread life is left on a tire, with the tire's traction & stopping capabilities greatly diminished at 4/32nds and less. Tire manufacturers include "tire wear bars" at 2/32nds to indicate when your tire is worn out.

Tread Depth

The highest inflation pressure (measured in pounds of force per square inch, PSI) the tire is designed to contain, and should only be used when called for by the vehicle placard.

Inflation Pressure

An identifier of a particular tire line and size combination assigned by the tire manufacturer.

Part Number

Tread design (or tread pattern) can affect handling, traction & noise for different driving styles & road conditions.

Tread Design

Tire Weight

The measurement of width from a tires inner sidewall to the outer sidewall.

Section Width

The diameter of a tire that is inflated without any load applied.

Overall Diameter

62 tires available in 18x9.50-8

In Size 18x9.50-8

**Most drivers choose from our top picks**<br />They include the best matches 
                     of this tire size based on popularity, user ratings, and price.

We'll start with our 5 top picks

Consistently rated as excellent by experts with the highest SimpleScore among the top 5 tires.

Top SimpleScore&trade;:

Chosen by our tire experts.

Classic Rib

Based on verified customer reviews, this tire has been highly rated.

Top rated:

Best customer reviewed tire.

Turf Master

The range of widths the rim of the vehicle can be for this tire to be safely mounted on.

Rim Range

With similar, but improved specs to the factory tire

Best match:

Best match to original tire

Turf Saver

Like  their name suggest, all season tires are designed to give drivers performance year-round. All-season tires often provide strong performance in dry and wet conditions, and suitable traction and grip in wintery weather.

Filter By

18x9.50/8 highway Tires

Featured

All

Vehicle

Category

Price Range

Carlstar Super Lug
18x9.50-8 68A4 A | In stock

Category
Highway Terrain
Vehicle
Lawn & Garden
Mileage Warranty
N/A

Load Index
694 lbs (68)
Max Speed
12 MPH (A4)
Load Range
A (2 Ply)
Sidewall
Tubeless
Tread Depth
20/32nds
Inflation Pressure
12 PSI
Part Number
5100801
Tread Design
Symmetrical
Tire Weight
13.5 lbs
Section Width
8.5"
Overall Diameter
18.2"

Join the SimpleCrew and get exclusive perks.

Carlstar Super Lug
18x9.50-8 81A4 B | In stock

Category
Highway Terrain
Vehicle
Lawn & Garden
Mileage Warranty
N/A

Load Index
1019 lbs (81)
Max Speed
12 MPH (A4)
Load Range
B (4 Ply)
Sidewall
Blackwall
Tread Depth
20/32nds
Inflation Pressure
24 PSI
Part Number
5100811
Tread Design
Symmetrical
Tire Weight
14 lbs
Section Width
8.55"
Overall Diameter
18.25"

Did you find what
you were looking for?

Filter By

18x9.50/8 highway Tires

Carlstar Super Lug18x9.50-8 68A4 A | In stock

CategoryHighway TerrainVehicleLawn & GardenMileage WarrantyN/A

Load Index694 lbs (68)Max Speed12 MPH (A4)Load RangeA (2 Ply)SidewallTubelessTread Depth20/32ndsInflation Pressure12 PSIPart Number5100801Tread DesignSymmetricalTire Weight13.5 lbsSection Width8.5"Overall Diameter18.2"

Join the SimpleCrew and get exclusive perks.

Carlstar Super Lug18x9.50-8 81A4 B | In stock

CategoryHighway TerrainVehicleLawn & GardenMileage WarrantyN/A

Load Index1019 lbs (81)Max Speed12 MPH (A4)Load RangeB (4 Ply)SidewallBlackwallTread Depth20/32ndsInflation Pressure24 PSIPart Number5100811Tread DesignSymmetricalTire Weight14 lbsSection Width8.55"Overall Diameter18.25"

Did you find what you were looking for?

Carlstar Super Lug
18x9.50-8 68A4 A | In stock

Category
Highway Terrain
Vehicle
Lawn & Garden
Mileage Warranty
N/A

Load Index
694 lbs (68)
Max Speed
12 MPH (A4)
Load Range
A (2 Ply)
Sidewall
Tubeless
Tread Depth
20/32nds
Inflation Pressure
12 PSI
Part Number
5100801
Tread Design
Symmetrical
Tire Weight
13.5 lbs
Section Width
8.5"
Overall Diameter
18.2"

Carlstar Super Lug
18x9.50-8 81A4 B | In stock

Category
Highway Terrain
Vehicle
Lawn & Garden
Mileage Warranty
N/A

Load Index
1019 lbs (81)
Max Speed
12 MPH (A4)
Load Range
B (4 Ply)
Sidewall
Blackwall
Tread Depth
20/32nds
Inflation Pressure
24 PSI
Part Number
5100811
Tread Design
Symmetrical
Tire Weight
14 lbs
Section Width
8.55"
Overall Diameter
18.25"

Did you find what
you were looking for?