
For Discount Troy Bilt Parts Call 606-678-9623 or 606-561-4983
21A-675B766 5.5HP Roto-Tiller (2004) Page 1 of 19
Bumper Attachment (Optional)
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21A-675B766 5.5HP Roto-Tiller (2004) Page 2 of 19
Bumper Attachment (Optional)
Ref # Part Number Qty DescriptionS/P/F
19 1918749 Bumper1
20 777S30653 Decal - Caution1
21 710-0395 Screw-hex hd., 5/16-18 x 2-1/4 Specify
1 /P
GRADE 5 if ordering part locally.
22 736-0119 Lockwasher-5/16 Specify GRADE 5 if
23 712-0267 Nut-hex, 5/16-18 Specify GRADE 5 if
1918781 Hardware Kit: Incl. four each of Refs. 21, 22
OEM-290-254 Bumper1
1 S
ordering part locally.
1 S
ordering part locally.
1
and 23
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21A-675B766 5.5HP Roto-Tiller (2004) Page 3 of 19
Drive
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21A-675B766 5.5HP Roto-Tiller (2004) Page 4 of 19
Drive
Ref # Part Number Qty DescriptionS/P/F
1 710-0395 Hex Hd. Screw, 5/16-18 x 2-1/41 /P
2 1917326 Bracket, Clutch Cable1 S
3 736-0119 Lockwasher-5/161 S
4 710-0107 Hex Hd. Screw, 5/16-24 x 1/21 /P
5 777S30651 Decal, Hot Surfaces / Belt Warning1
6 1916659 Cover1 S
7 712-3004A Flange Lock Nut, 5/16-181 /P
8 1108841 Key, 3/16 x 1-1/21 S
9 GW-1138-1 Shim, 1.0 x .7656 x .0621 S
10 1916520 Pulley, Engine Drive1 S
11 GW-9944 Washer, .827 x .331 x .0981 S
12 GW-9572 Hex Hd. Screw, 5/16-24 x 1-1/81 S
13 710-3103 Hex Hd. Screw, 5/16-18 x 21 /P
14 1918731 Reverse Idler Arm1 S
15 1916535 Pulley, Reverse Idler1 /P
16 736-0159 Flat Washer, 5/161 S
17 1916725 Belt Guide, Wire Formed1 S
18 710-0117 Hex Head Screw, 5/ 16-24 x 11 S
19 1917746 Washer, Shoulder1 S
20 736-3078 Washer, Flat, 1-1/81 /P
21 1916728 Spring, Reverse Return1 S
22 1916522 Transmission Pulley1 S
23 GW-1440 Support Washer1 S
24 1918812 Reverse Clutch Belt1 /P
25 1909404 Forward Clutch Belt1 /P
26 1900396 Self-tapping Screw, #10-32 x 1/21 /P
27 GW-20339 Guard, Belts/Pulleys1 S
28 712-0267 Hex Nut, 5/ 16-181 S
29 1186329 Hex Flange Screw, 5/16-18 x 3/4 Specify
1 S
GRADE 5 if ordering part locally.
30 1916797 Engine Support Bracket, left side1 S
31 1916796 Engine Support Bracket, right side1 S
35 710-0805 Hex Hd. Screw, 5/16-18 x 1-1/21 /P
36 777I20942 Decal, Stabilization1
37 1918774 Mounting Bar1 S
38 710-1260A Hex Flange Screw, 5/16-18 x .751 /P
39 710-3037 Hex Hd. Screw, 5/16-18 x 2-1/4 Specify
40 736-0275 Flat Washer, 5/16'1 S
41 1918846 Belt Guide, Pony1 S
42 GW-55088 Pivot Bushing1 /P
43 736-0119 Lockwasher, 5/ 161 S
44 712-3010 Hex Nut, 5/ 16-181 S
45 1917746 Washer, Shoulder1 S
46 1918744 Idler Arm, Forward Tiller Direction1 S
47 1767754 Screw, self tapping, #10-241 /P
48 1916727 Spring1 /P
49 712-3000 Hex Locknut, 5/ 16-181 S
50 GW-9090 Idler Pulley, Forward1 S
51 710-0347 Screw, 3/8-16 x 1-3/41 /P
52 712-0158 Hex Lock Nut, 5/16-181 S
53 1754128 Screw, 1/4-20 x 3/41 /P
1 S
GRADE 5 if ordering part locally.
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For Discount Troy Bilt Parts Call 606-678-9623 or 606-561-4983
21A-675B766 5.5HP Roto-Tiller (2004) Page 5 of 19
Drive
Ref # Part Number Qty DescriptionS/P/F
54 736-0463 Flat Washer, 1/41 S
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21A-675B766 5.5HP Roto-Tiller (2004) Page 6 of 19
Driveshaft
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