ULTIMAAX®

Advanced Severe-Duty Rear Rubber Suspension System

ULTIMAAX Advanced Severe-Duty Rear Rubber Suspension

In addition to its excellent durability, ULTIMAAX® delivers enhanced stability, handling and ride quality even in the most severe-duty environments where vehicles encounter harsh and unexpected ground conditions. The integration of Hendrickson's proven walking (equalizing) beam technology, with its patented progressive rate spring, provides a balance of loaded stability and unloaded ride quality even in the most rugged environments.

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Warranty Rates

Term (Unlimited Miles) Direct Pricing (USD)
OE Base 1 Year + 1 Year $395
OE Base 1 Year + 2 Years $600
Product Profile View All Extended Warranties
ULTIMAAX Advanced Severe-Duty Rear Rubber Suspension

Standard Repair Time (SRT)

Parts Standard Repair Times Coverage Under Extended Warranty
Progressive Load Spring  0.75 Hours per Load Spring Parts Only
Bar Pin End Bushings 4.5 Hours per Beam
Shear Springs 3 Hours - 4 Shear Springs on one Hanger
Outboard Frame Bracket 1.5 Hours
Saddle 4.5 Hours - 1 Saddle 
6 Hours - 2 Saddles
Equalizing Beams 3 Hours 
Shock Absorbers
(if equipped)
0.5 Hours per Shock  
Transverse Torque Rod 1.5 Hours per Torque Rod  
Longitudinal Torque Rod 1.5 Hours per Torque Rod  

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