How to Read My Sidewall

The Ironman GEN 2 I-19A in 245/70R17.5/18 is a all-position radial truck tire for regional and highway steer, drive, or trailer positions in high-scrub and stop-and-go service. Rated at load index 143/141 with a J speed rating and load range J, it is a cost-conscious replacement for fleets and owner-operators that need consistent wear and casing durability. It carries 17.5/32 in. of original tread depth.

Ironman 98623 Features:

• Size: 245/70R17.5/18 143/141J
• Load Index: 143/141
• Speed Rating: J
• Load Range: J (18-Ply)
• Max load, single: 6,005 lbs. @ 128 psi
• Max load, dual: 5,675 lbs. @ 128 psi
• Sidewall: Blackwall
• Aspect Ratio: 70
• Section Width: 9.65 in.
• Overall Diameter: 31.10 in.
• Wheel Diameter: 17.5 in.
• Approved rim width: 6.75 in. to 7.50 in.
• Tread Depth: 17.5/32 in.
• Revolutions per mile: 669
• Tire weight: 75.20 lbs.
• Solid shoulder ribs and scrub-resistant compound for long tread life
• Wavy outer grooves with stone ejector platforms protect the belts
• Curb guard protects the sidewall from impact damage
• Wheel not included; sold individually

Replaces the Ironman I-109.