Key	Part Number	Description	No. Req.	OEM Reference
1	334-612	Service Kit, Pivot Connection	1	481 00 202, SRK-145
2	321-229	Bushing; 1 1/8"ID x 3 1/2"OD x 5 1/4"Lg.	2	900 08 139
3	334-605	Bolt; 1 1/8"-7 x 9 1/4"Lg.	2	932 01 055, 932 01 046
4	334-375	Nut, Lock; 1 1/8"-7	2	934 00 506
5	334-596	Spacer; 1 1/8"ID x 4"OD x 1/4"Thk.	4	900 36 140, 900 36 177
6	334-600	Collar, Alignment; 1 1/8"ID x 3 1/4"OD x 7/8"Thk.	4	900 08 141
6	334-602	Collar, Inner Alignment; 1 1/8"ID x 2 3/4"OD x 7/8"Thk.	4/2	900 08 092
7	334-604	Block, Outer Alignment; 1 1/8" Hole	2	900 08 091
8	1R13-039	Air Spring	2	905 57 058
8	1R13-038	Air Spring	2	905 57 077
8	1R14-137	Air Spring	2	905 57 125
9	M66897	Shock Absorber	2	—
9	M66898	Shock Absorber	2	—
9	M66638	Shock Absorber	2	—
9	M66627	Shock Absorber	2	—
10	140149N	Shock Bushing, 3/4"ID	8	905 08 004
11	334-1149	Bolt Assembly; 7/8"-14 x 4 5/8"Lg.	4	—
11	334-780	Bolt Assembly, Shock Absorber; 3/4"-16 x 4"Lg.	4	—
12	338-1396	Seat, Standard	2	900 01 006
12	338-1337	Seat, Heavy Duty	2	900 01 119
12	SO	Beam Seat	AR	—
13	325-161	Pad; 5 7/8"W x 7"Lg. x 7/16"Thk.	2	900 28 083
13	325-129	Pad, 5 5/8"W x 7"Lg. x 7/16"Thk.	2	900 28 075
13	325-129U	Pad, Urethane	2	—
13	325-133	Pad, 5 5/8"W x 7"Lg. x 3/8"Thk.	2	900 28 016
13	325-133U	Pad, Urethane	2	900 28 016
14	338-1338	Adapter, Axle; 5" Round Axles	2	900 01 082
14	338-1339	Adapter, Axle; 5" Square Axles	2	900 01 083
15	325-131	Axle Wrap; 7 1/4"W x 8"Lg. x 1/2"Thk.	2	900 28 047
15	325-131U	Axle Wrap, Urethane	2	—
15	325-143	Axle Wrap; 7 1/4"W x 9 5/8"Lg. x 3/8"Thk.	2	900 28 073
15	325-130	Axle Wrap; 7 1/8"W x 9 9/16"Lg. x 3/8"Thk.	2	900 28 005
16	338-1365	Cap, Axle; 5" Round - (New Style)	2	900 10 032
16	338-1366	Cap, Axle; 5" Square	2	900 10 022
17	361-534	U-Bolt Kit; Round Bend, Grade 8	4	900 41 384, 900 41 382
17	361-232	U-Bolt Kit; Round Bend, Grade 8	4	900 41 394
17	361-230	U-Bolt Kit; Round Bend, Forged Top, Grade 8	4	900 42 792
17	361-224	U-Bolt Kit; Round Bend, Forged Top, Grade 8	4	900 41 878
17	361-220	U-Bolt Kit; Square Bend, Forged Top, Grade 8	4	900 41 997
17	361-222	U-Bolt Kit; Square Bend, Forged Top, Grade 8	4	900 42 795, 900 42 846
18	334-610	Washer, Square; 1"ID x 2" Sq. x 3/8"Thk.	8	936 00 028
19	334-1143	Valve, Height Control	1	900 54 007
19	334-750	Valve, Height Control; Universal	1	—
20	334-751	Linkage Assembly, Universal Adjustable	1	HPB450-3, 481 00 224/225
21	339-226	Service Kit, Axle Connection; 5" Sq. Axle, New Style - One Axle	1	481 00 112, SRK-68
21	334-620	Service Kit, Axle Connection; 5" Round Axle, New Style	1	481 00 181, SRK-128
21	334-621	Service Kit, Axle Connection; 5" Round Axle, New Style	1	481 00 108, SRK-64
22	338-1853	Plate, Air Spring Mounting	2	900 31 027
23	339-236	Service Kit, Cam Assembly	1	481 00 215, SRK-158
23	339-235	Service Kit, Cam Assembly; 1"	1	481 11 144, SRK-96
23	339-243	Service Kit, Coil Lift; 1/2" Pin	1	481 00 151, SRK-103
24	339-240	Service Kit, Coil Spring Replacement (w/installation tool)	1	481 00 230, SRK-173
24	339-241	Service Kit, Coil Spring Replacement (w/o installation tool)	1	481 00 250, SRK-173-1
24	339-238	Service Kit, Coil Spring Replacement	1	481 00 216, SRK-159
25	SO	Beam Assembly	AR	—
26	SO	Frame Bracket	AR	—
27	338-1875	Brace	AR	900 23 002