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Reference for continuing updates.
Parts Listing
SP Special Order ◆ Not Serviced by Dayton Parts Product Illustration/Photo Follows Popular Most Popular
Hendrickson Truck
Hendrickson Truck AR2 400/460
Tandem Air Suspensions
Key
No.
Part
Number Description
No.
Req.
OEM
Reference Remarks
1 SP Hanger AR Various Specify LH/RH & Frame Width
2 SP Bracket, Air Spring; Forward 2 65426
3 SP Bracket, Air Spring; Rear 2 65680
4 334-1745 Spacer, Shock Absorber 2 59946-1
5 SP Assembly, Bolt; ³⁄₄"-10 x 4 ¹⁄₂"Lg 2 50764-10
6 SP Assembly, Bolt; ³⁄₄"-10 x 7 ¹⁄₂"Lg 2 50764-13
7 SP Assembly, Trailing Arm AR Various Specify LH/RH & Ride Hgt.
8 SP Kit, Pivot Bushing & Adapter 2 34013-111 AR2-400
SP Kit, Pivot Bushing & Adapter 2 34013-112 AR2-460
✔✔ ● 9 321-126 Bushing, Beam End; Rubber; 5 ³⁄₄"Lg 2 45900 AR2-400
✔ ● 321-242 Bushing, Beam End; Rubber; 5 ³⁄₄"Lg 2 29878-1 AR2-460
10 SP Kit, Adapter 2 21140-53
● 11 338-1831 Cap, Saddle 2 58795
✔✔ 12 334-174 Assembly, Stud; ⁷⁄₈"-14 x 4 ⁷⁄₈"Lg 4 6696 Incl. Stud, Lock Nut & Washer
13 65455-002 Air Spring 2 65455-2 Front
14 65652-002 Air Spring 2 65652-2 Rear
15 SP Kit, Hardware; Air Spring Mounting 1 49177-17 Kit Incl. Hardware for Mounting (4) Springs
16 SP Shock Absorber 2 60665-12 Consult Shock Catalog for Model Specific
Applications
✔ ● 17 334-1648 Valve, Height Control 2 57977
✔ ● 18 334-751 Linkage Assembly; Universal; Adjustable 2 3 ⁵⁄₈ "-19 ⁵⁄₈" Range; Use w/All Height Control
Valves
19 SP Assembly, Walking Beam 2 Various Specify Length & Bushings; See Chart on
Page 308
✔✔ 20 334-113 Tube, Cross; 2 ⁷⁄₁₆" x 44 ⁷⁄₈"Lg 1 44643-9
● 21 321-243 Bushing, Beam Center; Rubber; Welded Plug 2 49400 AR2-400
321-244 Bushing, Beam Center; Rubber; Loose Plug 2 49600 AR2-400
● 321-124 Bushing, Beam Center; Rubber; Welded Plug 2 29483-5 AR2-460
● 321-510 Bushing, Beam Center; Rubber; Loose Plug 2 34013-97 AR2-460
● 22 334-830 Kit, Service; Bar Pin Bushing; Non Shim 4 34013-87 Incl. Bar Pin Bushing & Mounting Hdwe.
✔✔ ● 334-831 Kit, Service; Bar Pin Bushing; Shim Type 4 34013-88 Incl. Bar Pin Bushing, Alignment Shims &
Mounting Hdwe.
✔✔ ● 334-1957 Kit, Service; Rotating Bar Pin Bushing; Shim Type 4 34013-188 Incl. Bolts & Shims
● 23 334-879 Shim; ³⁄₁₆" AR 50130
● 334-880 Shim; ¹⁄₈" AR 50131
✔✔ 24 334-381 Kit, Bushing & Adapter 4 34013-49 Incl. 321-126 Bushing & 334-109 Adapter
● 334-429 Kit, Bushing & Adapter 4 34013-73 Incl. 321-126 Bushing & 334-467 Adapter
✔✔ ● 25 334-109 Kit, Adapter; Solid Adapters 4 45000-7 AR2-400
✔ ● 334-467 Kit, Adapter 4 21140-34 AR2-460
✔✔ ● 26 321-126 Bushing, Beam End; Rubber; 5 ³⁄₄"Lg 4 45900
✔✔ 27 334-754 Assembly, Bolt; ⁵⁄₈"-18 x 5 ¹⁄₂"Lg 4 Incl. Bolt & Hdwe.
28 SP Plate, Spacer; ¹⁄₈" 4 45045-1
SP Plate, Spacer; ¹⁄₄" 2 45045-2
● 29 338-181 Bracket, Track Rod/Frame 2 22186 For ⁵⁄₈" Bolts
● 30 334-638 Plate, Reinforcement 2 45045-3
31 345-866 Kit, Torque Rod; Straddlemount 2 60218 Use 345-610 & 345-661
345-897 Kit, Torque Rod; Straddle/Taper Pin 2 60215 Use 345-610 & 345-681
✔✔ 345-610 End, Torque Rod; Straddlemount; Female AR 66610, 46610 ⁵⁄₈" Bolts, 4 ³⁄₈ " Spacing
✔✔ 345-661 End, Torque Rod; Straddlemount; Male; 22 ¹⁄₂"Lg AR 66661, 46661 ⁵⁄₈" Bolts, 4 ³⁄₈ " Spacing
✔ 345-681 End, Torque Rod; Taper Stud; Male; 22 ¹⁄₂"Lg AR 66681, 46681 1 ¹⁄₈ "-12, 1.85" Taper
32 SP Bracket, HCV Linkage Mount 2 65427
*AR2 Retrofit Kits are Available - Call Technical Service for Assistance.