Hendrickson Truck Parts Catalog

Torque Rods and Replacement Bushings

REAR SUSPENSIONS

■ Transverse Torque Rods are … Required for vehicles equipped with the following Hendrickson rear suspensions:

• AR2 ™ • COMFORT AIR ® • ROADMAAX ™

• HAS ™ • HAS ™ 40LH

• HN ® • HN ® FR • HAULMAAX ®

• PRIMAAX ® EX • FIREMAAX ® EX • ULTIMAAX ®

NOTE

Transverse torque rods ARE NOT allowed to be used in conjunction with Hendrickson walking beam suspensions with bronze center bushings.

WHEN TRANSVERSE TORQUE RODS ARE USED ON HENDRICKSON WALKING BEAM SUSPENSIONS, EACH EQUALIZING BEAM MUST USE A RUBBER CENTER BUSHING. EQUALIZING BEAMS THAT CONTAIN A BRONZE CENTER BUSHING MUST BE CONVERTED TO A RUBBER CENTER BUSHING PRIOR TO INSTALLING TRANSVERSE TORQUE RODS. FAILURE TO DO SO CAN CAUSE PREMATURE COMPONENT WEAR AND/OR ADVERSE VEHICLE HANDLING. Also required for vehicles equipped with the following Hendrickson equalizing (walking) beam suspensions with rubber center bushings:

EQUALIZING BEAM LENGTH

Suspension

Capacity

Less than 60"

60" and Longer

34K 40K

R • RS • RT • RTE

44K – 52K

Required

Required

R • RS • RT

65K 70K

RT

Required

ULTIMAAX

46K – 63K Capacity 85K – 120K

Required

Suspension

64" and Less

Longer than 64"

R•RS Required ★ Transverse torque rods ARE REQUIRED in all refuse, mining, and logging applications, although available for vehicles in other applications. ★ Recommended where it is necessary to restrict the lateral movement of the axles to prevent interference of the tires, brakes, axle housings, etc. with the frame, body, or suspension components.The proper clearance is deter- mined by the vehicle manufacturer prior to vehicle assembly.

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Reference Lit. No. 45745-148 | 1-866-755-5968

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