Question

Why the rear wheels of the vehicles are made wider?

Answer 1

Rear wheels are bigger in order to reduce pressure impacted to the soil due to the weight of diesel engine and the heavy attachments just near the wheels. The two smaller wheels at the front have a much better steering radius which means it's easier to turn sharp corners.

Answer 2

Answer:

To exert less pressure

Explanation:

So that it will exert less pressure on ground and then it not penetrate into the ground