Hendrickson Truck Parts Catalog

ULTIMAAX ® – Kenworth Vehicles

REAR SUSPENSIONS

VEHICLE

VEHICLE

KEY NO. PART NO.

DESCRIPTION

QTY.

KEY NO. PART NO.

DESCRIPTION

QTY.

Progressive Load Spring Service Kit, One Side, Includes Key Nos. 11-13 Progressive Load Spring Fasteners Service Kit, One Side, Includes Key Nos. 12-13 *Progressive Load Spring

1

Equalizing Beam Assembly with Shock Bracket 2 Includes Key Nos. 3-5a

60961-751

78489-540 78489-560 60961-759

54" Beam Length 56" Beam Length

11

4

34013-196

Cross Tube Service Kit, Includes Key No. 2 and Weldable Loose Plug (Not Shown)

12 13 14

*M10 x 1.5 x 40 mm 6G Flange Bolt

8 8 4

2

44642-008 60961-755

Cross Tube - 1140 mm

1

*M10 x 1.5 Flange Lock Nut

Equalizing Beam Bushings Service Kit, One Beam , Includes Key No. 3-4, 6-8, 18-20

70886-000 34013-197

Saddle Assembly

Saddle Only Fasteners Service Kit, One Side, Includes Key Nos. 15-16

3

69538-000L 60961-752

Center Bushing

2

End Bushing Service Kit, One Wheel End, Includes Key Nos. 4-8

15 16 17

*M20 x 1.5 x 75 mm Flange Bolt

8 8 4

*M20 x 1.5 Flange Nut

4

*Bar Pin End Bushing Assembly, Includes Key No. 5a

77205-001 60961-768

Saddle Cap, Replaces 77374-001

Saddle Cap Fasteners Service Kit, One Side , Includes Key Nos. 18-20

5

Bar Pin Shim

8

a b c

50130-000 50131-000 57026-000

0.19" / 0.19" Standard 0.25" / 0.12" Optional

18 19 20 21 22

*M16 x 2 x 6G x 180 mm Flange Bolt

8 8 8 4 2

*M16 Flat Washer *M16 x 2 x 6H Nut Shock Absorber Upper Shock Bracket

0.375" Optional flat shim End Bushing Fasteners Service Kit, Includes Key Nos. 6-8

60680-015L 78630-001

Tandem

56659-001 56659-005 34013-104

Replaces 78630-002 (If equipped)

One Beam

Upper Shock Fasteners Service Kit, One Beam , Includes Key Nos. 23-24

60961-818

One Wheel End *1"-8 UNC x 6" Bolt *1" Hardened Washer *1"-8 UNC Locknut

6 7 8 9

8

23 24 25

*M16 x 2 x 140 mm Flange Bolt

4 4 2

16

*M16 x 2 Flange Nut

ULTRA ROD ® PLUS ™ Longitudinal Torque Rod, Straddle/Straddle Includes Key No. 27

8 2

Frame Hanger, 34" Width, 11" Ride Height

70912-204 70912-205 60961-749

7" Axle Hanger Drop 7¾" Axle Hanger Drop

92000-610S 92000-660S 92350-605S 66649-002L 66649-004L 49689-000L 70867-001

Front Rear

Shear and Progressive Load Spring Service Kit, One Side, Includes Key Nos. 10-13,15-16, 18-20, 30 Shear Spring Service Kit, One Side, Includes Key Nos. 10, 15-16, 18-20, 30

26

**ULTRA ROD PLUS Transverse Torque Rod Straddle /Taper Includes Key Nos. 27-28

2

27 28 29 30

XTRB Straddle Bushing XTRB Taper Bushing

6 2

60961-750

Torque Rod Shim

As Req. As Req.

10

*Shear Spring

8

P-80 Lubricant - 10 ml (Not Shown)

NOTES: * Item included in kit/assembly only, part not sold separately. ** Transverse torque rods are mandatory for the ULTIMAAX rear suspension regardless of axle spacing.

HENDRICKSON ULTIMAAX Gauge Card Literature No. 48422-592 can be obtained on-line at www.hendrickson-intl.com/Litform to measure in unloaded condition (1) the length of cut / split, (2) depth of separation and (3) the height of the progressive load spring (PLS).

445

Reference Lit. No. SP-301 | 1-866-755-5968

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