Snapper R21507B, R21407T, P Includes items 3 thru, Was 57444 Includes 21 thru, Was 51616 Includes

Drive System - Self Propelled

Item	Part No	Qty	Description	Note
1	7012354	1	BELT, Poly-Vee
2	7034179	1	LINK, Differential	Was 31880
--	7051921	1	ASSEMBLY, Clutch Idler	(Includes items 3 thru 7)
3	7032832	1	ARM, Clutch Idler
4	7012124	2	PULLEY, Idler
5	7090552	1	CAPSCREW, 1/4-28 x 1-3/8" Hex Head
6	7090303	1	NUT, 1/4-28 Hex Lock
7	7012117	2	BUSHING, 3/8 I.D. Nylon
8	7072284	1	HEX-SHAFT	Was 23744
9	7019383	1	PULLEY
10	7012316	1	WASHER
11	7012126	1	SPRING, Torsion
12	7012111	1	STUD
13	7031873	1	HOLDER, Bearing (Inner Half)
14	7028014	1	BEARING, Ball	Was 12304
15	7011025	1	O-RING
16	7090289	1	NUT, 3/8 Hex Center Lock
17	7031809	1	HOLDER, Bearing (Outer Half)
18	7010937	1	CLIP, 1/4 Right Arc (Transfer Rod)
19	7023790	1	ROD, Transfer
20	7012353	1	BELT, Engine Drive
--	7053225	1	ASSEMBLY, Driven Disc	Was 57444 (Includes 21 thru 28)
21	7038486	1	PLATE, Thrust
22	7010746	1	RING, Retaining
23	7026693	1	BEARING, Ball	Was 15474
24	7090981	4	SCREW, #10-32 x 1/4" Self-Tapping Machine
25	7061276	1	ASSEMBLY, Hub	Was 51616 (Includes 11108
				Bushing & 90913 Screws)
26	7023364	1	DRIVEN-RING
27	7031013	1	PLATE, Ring Retaining
28	7090913	5	SCREW, #10-24 x 1/2" Hex Washer Self-Tap (Torx)
29	7012125	1	GUIDE, Thrust Plate
30	7090390	2	WASHER, 3/8 Internal Tooth Lock
31	7090122	3	WASHER, 3/8" Flat
32	7091630	3	NUT, 3/8-24 Hex	Was 90155
33	7091511	1	NUT, 5/16-18 Hex	Was 90196
34	7090187	1	WASHER, 5/16 Split Lock
35	7090316	1	BOLT, 5/16-18 x 3/4 Carriage

Footnotes:

21" STEEL DECK WALK BEHIND MOWER		Manual No. 7006051A
SERIES 7	19	TP 400-5143-3-WB-N