Hendrickson Truck Parts Catalog

PRIMAAX ® EX • PRIMAAX ® – International Vehicles

REAR SUSPENSIONS

■ Technical Notes The following information (Figure 1 through 3) is intended to assist in determining which suspension is equipped on the vehicle. As an example, Figure 2 identifies the suspension rating and capacity.

PRIMAAX EX • PRIMAAX

FIGURE 1

Support Beam with Detachable End Cap

Out of Production May 2010

PRIMAAX

Enhanced U-beamAssembly with Integrated End Cap

PRIMAAX EX

INTEGRATED End Cap

Support Beam

DETACHABLE End Cap

SUSPENSION RATING CAPACITY •

FIGURE 2

Small Clamp Group Axle Size

Large Clamp GroupAxle Size

DANA AXLE

MERITOR AXLE

134 mm (5.3")

150.1 mm (5.9")

140 mm (5.5")

AXLE

134.8 mm (5.3")

140 mm (5.5")

117 mm (4.6")

Suspension Model: PRIMAAX EX 23K•46K•69K | 23KT•46KT•69KT | 26K S PRIMAAX 230•460•690

Suspension Model: 26K•52K•78K PRIMAAX EX

S – designates Small Clamp Group – T designates Tall Ride Height 13"

U-bolts

4¼"

6¼"

5 9 16 / "

FIGURE 3

RIDE HEIGHT

9" Ride Height

10½" Ride Height

13" Ride Height

PRIMAAX EX PRIMAAX • Frame Hanger

PRIMAAX EX Frame Hanger

AND Axle Spacer

AND No Axle Spacer

AND Axle Spacer

U-bolt

Axle Spacer

Bottom Cap

Support Beam

336