Spring tandem front suspension
AMS46TDH : 44000 / 46000 lbs. (19958 / 20865 kg) AMS50TDH : 50000 lbs.
I-beam steer axle
Axle load capacity
AMS46TDH: 22000 / 23000 lbs. (9979 / 10433 kg) AMS50TDH: 25000 lbs. (11340 kg)
72” to 104” (1829 mm to 2642 mm) (Note 1 & 2)
(16.5 X 6 / 16.5 X 7) S-Cam air, Auto slack adjuster (ABS)
Hub pilot, Spoke
Wheel type (rims)
(12 ¼”, 13”) Steel or aluminum
425/65R22.5 / 445/65R22.5
Mechanical, hydraulically assisted
Retains same radius as original equipment
Approx 2865 lbs. - 1300 kg (Note 3)
1. Depending on make and model of vehicle
2. Varies depending on chassis make/model and ATD / DPF option / location
3. Varies depending on front axle spacing
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 AMS46THD and AMS50THD Heavy Duty spring tandem front suspensions for trucks are suitable for many applications, including:
Études de cas
Get more information about our spring tandem front suspensions
Simard Suspensions’ AMS46THD and AMS50THD Heavy Duty spring tandem front suspensions for trucks offer maximum robustness and durability for the most demanding, heavy work.