Life Lessons
Tire Basics
Wheel Offset
Tire Speed Rating
EV/Tesla
100

What is the first life lesson?

Be Honest 

100

High flotation tires are designed primarily for blank vehicles

Light Truck/Offroad 

100

What is a wheel rim offset? 

The distance from centerline of the wheel to the mounting surface 
100

What does a tires speed rating indicate? 

The maximum safe speed the tire can sustain

100

What is the main contributor to rolling resistance in tires? 

Hysteresis 

200

What is the second life lesson?

Work Hard

200

What are the 5 sections that make up a tire? 

Shoulder, Tread, Sidewall, Innerliner, Bead

200

A wheel with a negative offset will sit where? 

Sit more outward away from the vehicle 

200

If a tire has a speed rating of S, what is the max speed capability? 

112mph

200

Are tires with foam dampening repairable if damaged or punctured? 

yes, but only with specialized equipment 

300

What is the third life lesson?

Have Fun

300

Discount tire will not service tires that are blank years or more past the DOT date. 

10

300

Which offset is commonly found in modern front-wheel drive vehicles? 

Positive Offset

300

What is the speed rating typically found on family sedans and minivans? 

H 130mph

300

How does the lack of internal combustion engine noise in electric vehicles affect tire noise? 

Amplifies tire noise within outside the cabin

400

What is the fourth life lesson?

Be Grateful

400

The distance from sidewall to sidewall of an inflated tire without any load 

Section width 

400

If a wheel has a 0 offset, where is the hub mounting surface located? 

At the centerline of the wheel

400

What speed rating is commonly found on performance tires? 

V 149mph

400

What is the primary consequence of tire rolling resistance?

Higher tire wear

500

What is the fifth life lesson?

Pay it forward

500

When testing TPMS with the Bartec tool at the vehicle you should start at what wheel? 

Left front tire 

500

What is the offset of a wheel with a mounting surface located 25mm towards the outer edge of the wheel width of 200mm?

175mm

500

The speed rating N indicates a maximum speed of what?

87 mph

500

What is the one reason for the increased strain on tires in electric vehicles? 

Instant Torque

M
e
n
u