× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: P-rated to LT tire swap harms fuel economy? Prove me wrong
Posted to Technical Theory Forum on 2/11/2020 2 Replies

I'll bet that any decrease in fuel economy was due to differences in the tires' rolling resistance.

Did the tester consider that optimal tire pressure might be different between the P-Metric and LT tires?

Also, a rigorous test would require changing back ... Login to read more.

2 Replies Received (View Replies)