Technical sheet

Suspension type

Dynamic tridem rear suspension

Load capacity

165 000 lbs. (75000 kg)

Axle type

Rigid drive axle

Axle load capacity

44092 lbs. (20000 kg)

Axle spacing

60” (1524 mm)


(18 X 7 / 16 X 8) S-Cam air, Auto slack adjuster (ABS)

Hub type

Hub pilot, Spoke

Wheel type (rims)

(24 x 8.55”) Steel

Tire size


Modifying heavy trucks has never been easier or flexible.

Simard Suspensions offers all-wheel drive conversions for heavy-duty trucks.

Our custom-engineered AWD conversions can be carried out on any medium and heavy-duty chassis.

As a certified installer with all North American axle and transfer case suppliers, we work with the components of your choice.

View all types of modifications

Types of applications

Our dynamic tridem rear suspension for heavy-duty trucks is suitable for many applications, including:

Want to learn more about our dynamic tridem rear suspension for heavy-duty trucks?

Get more information about our rear suspension

Simard Suspensions’ dynamic tridem rear suspension for heavy trucks is designed using technology that has been tried, tested and approved in both industrial and military applications.