MTD 640 manual Wheel Assemblies Model Size

Model 640

REF.	PART
NO.	NO.	DESCRIPTION
1	710-1652	Hex Screw
2	784-5688	Drive Cable Guide Bracket
3	784-5687A	Auger Clutch Cable Bracket
4	756-0625	Roller Cable
5	738-0924	Hex Screw 1/4-28
6	684-0030	Frame Assembly
7	741-0563	Ball Bearing
8	736-0105	Bell Washer
9	712-0116	Lock Jam Nut
10	741-0598	Hex Flange Bearing
11	736-0188	Flat Washer
12	784-5689A	Front Support Guide Bracket
13	710-0538	Lock Hex Screw
14	736-0242	Bell Washer .340 ID x .872 OD
15	714-0474	Cotter Pin
16	736-0160	Flat Washer .536 ID x .930 OD
17	710-0788	Hex Washer Screw 1/4-20
18	784-5590	Frame Shift Bracket
19	784-5638	Frame Cover
20	710-1652	Hex Washer TT Screw 1/4-20
21	736-0351	Flat Washer .760 ID x .50 OD

5

2

REF.	PART
NO.	NO.	DESCRIPTION
22	717-1445	Gear
23	714-0126	Key
24	717-1444	7-Tooth Shaft
25	715-0249	Roll Pin
26	714-0143	Klik Pin

27684-0042B Friction Wheel Assembly

28656-0012A Friction Disc Wheel

29684-0013B Wheel Shift Rod Assembly

30	746-0897	Drive Cable
31	748-0190	Spacer

32684-0021 Friction Wheel Bracket Assembly

33732-0264 Extension Spring

34	712-0711	Jam Nut 3/8-24
35	746-0898	Drive Cable
36	738-0869	Axle 13” Wheels
	738-0830	Axle 16” Wheels
37	784-5617A	Friction Plate

38735-0243B Friction Wheel Rubber

39718-0301A Friction Wheel Hub

40618-0063 Friction Wheel Bearing

1

5

4

3

WHEEL ASSEMBLIES

MODEL	SIZE	REF. NO. 1	REF. NO. 2	REF. NO. 3	REF. NO. 4	REF. NO. 5
NUMBER		WHEEL ASS’Y	TIRE	AIR	RIM	SLEEVE
		COMPLETE	ONLY	VALVE	ONLY	BEARING (2)
31AE600E	13 x 5	734-1714	734-1527	734-0255	734-1713	741-0401
31AE610E	13 x 5	734-1714	734-1527	734-0255	734-1713	741-0401
31AE640F	16.5 x 4.8	734-1709	734-1530	734-0255	734-1708	741-0401
31AE660G	16 x 6.5	734-1712	734-1525	734-0255	734-1711	741-0401
31AE6C0F	16.5 x 4.8	734-1709	734-1530	734-0255	734-1708	741-0401

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