2907403 caterpillar:kit KIT-

Blacktech 2C 290-7403 - Replacement Air Spring
BlackTech Replacement Air Spring for Firestone W01 358 7403 and Goodyear 2B12-307. || Two year or 250,000 miles warranty. || Allow perfect load equalization between axles; lets you run at the maximum legal limit. Smoother ride for payload, reducing costly insurance claims and the expense of over packaging.

Blacktech 2C 290-7403 - Replacement Air Spring
BlackTech Replacement Air Spring for Firestone W01 358 7403 and Goodyear 2B12-307. || Two year or 250,000 miles warranty. || Allow perfect load equalization between axles; lets you run at the maximum legal limit. Smoother ride for payload, reducing costly insurance claims and the expense of over packaging.