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The FT491 from Firestone Tire is designed for specialized transport, LTL and truckload service, the Bridgestone FT492 truck trailer tire is SmartWay-verified with a fuel-efficient tread design for low rolling resistance. The wide footprint spreads the load over a larger area, distributing footprint pressure to promote long, smooth wear.


Manufacturer: Firestone Tire
Manufacturers Part Number: 004231
Ply Rating: 14
Load Range: G
Max Speed: 75 mph 
Overall Diameter: 42.8 Inches
Section Width: 11.4 Inches
Overall Loaded Width: 12.5
Tread Depth: 11 (32nds)
Recommended Rim: 8.25
Weight: 109 lbs
Single Max Load Pressure: 6610 lbs at 105 psi
Dual Max Load Pressure: 6005 lbs at 105 psi
Maximum Highway Speed: 75 mph
Revolutions Per Mile: 486
Smart Way Verified
Find more Commercial Vehicle Tires



Firestone manufacturers tires in many of the most common sizes to fits commercial trucks and trailers in use today. Each of these tires is purpose built to fit a wheel position, application or terrain. Firestone commercial truck tires are built to provide long lasting, reliable performance and dependable retread-ability.


Firestone Tire was started by Harvey Firestone in the 1900's in Akron Ohio and has a long history of building quality, innovative products. With a full range of tire and tire related products ranging from car and light truck tires to farm and forestry tires. Firestone Tire also builds a full line of tire tubes for all types and sizes of tires. Firestone is known throughout the world for tires, tubes and rubber products.


Firestone has been a member of the Bridgestone tire family of companies since 1988 and the combined companies have over 50 manufacturing facilities and employs in excess of 50,000 people throughout the world. Firestone tire is committed to the tire industry and to serving their customers with quality, innovative products that are built to perform. 

Firestone FT492

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