Troy-Bilt 21A 675B063 5.5 HP Roto Tiller Parts manual (2003)
For Discount Troy Bilt Parts Call 606-678-9623 or 606-561-4983
21A-675B063 5.5 HP Roto-Tiller (2003) Page 1 of 22
Bumper Attachment
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For Discount Troy Bilt Parts Call 606-678-9623 or 606-561-4983
21A-675B063 5.5 HP Roto-Tiller (2003) Page 2 of 22
Bumper Attachment
Ref # Part Number Qty DescriptionS/P/F
19 1918749 Bumper1
20 777S30653 Decal - Caution1
21 710-3073 Screw-hex hd., 5/16-18 x 2-1/44 S/F
22 736-0119 Lockwasher-5/164 S/F
23 712-0267 Nut-hex, 5/16-184 S/F
1918781 Hardware Kit: Incl. four each of Refs. 21, 22
1
and 23
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For Discount Troy Bilt Parts Call 606-678-9623 or 606-561-4983
21A-675B063 5.5 HP Roto-Tiller (2003) Page 3 of 22
Drive Shaft, Input Pinion Shaft And Gear Assemblies
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For Discount Troy Bilt Parts Call 606-678-9623 or 606-561-4983
21A-675B063 5.5 HP Roto-Tiller (2003) Page 4 of 22
Drive Shaft, Input Pinion Shaft And Gear Assemblies
Ref # Part Number Qty DescriptionS/P/F
1 GW-1714 Bearing, Tapered Roller with Race MAIN
2 GW-20718 Spur Gear MAIN DRIVE SHAFT1 S
3 GW-9301 Key, 3/16 sq. x 1 MAIN DRIVE SHAFT1 S
4 1916597 Main Drive Shaft (Drive shaft is one-piece
1 S
DRIVE SHAFT
1 S
with integral, single-lead, work-hardened front
worm, and integral, six-lead, work-hardened
rear worm. Also includes pressed-on
GW-1714 and GW-9301); MAIN DRIVE
SHAFT
5 GW-1224-1 Shim, Rear Bearing Cap, .010" thick MAIN
5 GW-1224-2 Shim, same as above, but .030" thick MAIN
5 GW-1224-3 Shim, same as above, but .005" thick MAIN
GW-1325C Shim Set (Incl. two GW-1224-1; two 1224-2
6 GW-9572 Hex Hd. Screw, 5/16-24 x 1-1/8 INPUT
7 GW-9944 Washer, Disc Spring (concave surface faces
8 1108841 Key, 3/16 sq. x 1-1/2 INPUT PINION SHAFT
9 1916522 Transmission Drive Pulley INPUT PINION
10 GW-1440 Support Washer INPUT PINION SHAFT &
A/R S/F
DRIVE SHAFT
A/R S/F
DRIVE SHAFT
A/R S/F
DRIVE SHAFT
A/R /P
and one GW-1224-3); MAIN DRIVE SHAFT
1 S/F
PINION SHAFT & GEAR ASSEMBLY
1 S
pulley) INPUT PINION SHAFT & GEAR
ASSEMBLY
1 S
& GEAR ASSEMBLY
1 S
SHAFT & GEAR ASSEMBLY
1 S
GEAR ASSEMBLY
11 721-04044 Oil Seal, Input Pinion Shaft INPUT PINION
12 1113527 Retaining Ring (external) INPUT PINION
13 GW-9953 Thrust Washer INPUT PINION SHAFT &
14 GW-9428 Bushing INPUT PINION SHAFT & GEAR
15 GW-9677 Set Screw, 5/16-18 x 3/8 INPUT PINION
16 GW-20791 Input Pinion (steel shaft) INPUT PINION
17 GW-20792 Input Pinion Gear INPUT PINION SHAFT &
1 S
SHAFT & GEAR ASSEMBLY
1 S
SHAFT & GEAR ASSEMBLY
2 /P
GEAR ASSEMBLY
1 /P
ASSEMBLY
1 /P/F
SHAFT & GEAR ASSEMBLY
1 /P
SHAFT & GEAR ASSEMBLY
1 S
GEAR ASSEMBLY
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For Discount Troy Bilt Parts Call 606-678-9623 or 606-561-4983
21A-675B063 5.5 HP Roto-Tiller (2003) Page 5 of 22
Drive Shaft, Input Pinion Shaft And Gear Assemblies
Ref # Part Number Qty DescriptionS/P/F
18 GW-9093 Retaining Ring (external) INPUT PINION
1 /P
SHAFT & GEAR ASSEMBLY
19 GW-20799 Pinion Assy. (Incl. one each Refs. 16, 17 and
20 GW-9517 Retaining Ring (internal) INPUT PINION
A/R /P
18; INPUT PINION SHAFT & GEAR
ASSEMBLY
1 S
SHAFT & GEAR ASSEMBLY
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For Discount Troy Bilt Parts Call 606-678-9623 or 606-561-4983
21A-675B063 5.5 HP Roto-Tiller (2003) Page 6 of 22
Engine, Support Brackets, Pulleys, Belts, Belt Cover
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For Discount Troy Bilt Parts Call 606-678-9623 or 606-561-4983
21A-675B063 5.5 HP Roto-Tiller (2003) Page 7 of 22
Engine, Support Brackets, Pulleys, Belts, Belt Cover
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-5/166 S
4 710-0107 Hex Hd. Screw, 5/16-24 x 1/22 /P
5 777S30651 Decal, Hot Surfaces/Belt Warning1
6 1917139 Cover (Incl. Ref. 5)1 S
7 712-3004A Flange Lock Nut, 5/16-182 /P
8 1108841 Key, 3/16 x 1-1/21 S
9 GW-1138-1 Shim1 S
10 1916520 Pulley, Engine Drive1 S
11 GW-9944 Belleville Washer2 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 1107382 Flat Washer, 5/162 /P
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 GW-9929 Washer, Flat, 1-1/83 /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 1/24 /P
27 GW-20339 Guard, Belts/Pulleys1 S
28 712-0267 Hex Nut, 5/16-184 S
29 1186329 Hex Flange Screw, 5/16-18 x 3/44 S/F
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 1-1/25 /P
36 777I20942 Decal, Stabilization1
37 1918774 Mounting Bar2 S
38 GW-90063 Hex Flange Screw, 5/16-18 x 14 /P
39 710-3037 Hex Hd. Screw, 5/16-18 x 2-1/41 S/F
40 736-0275 Flat Washer, 5/16'1 S
41 1918846 Belt Guide, Pony2 S
42 GW-55088 Pivot Bushing2 /P
43 736-0119 Lockwasher, 5/162 S
44 712-0267 Hex Nut, 5/16-182 S
45 1917746 Washer, Shoulder2 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
54 736-0463 Flat Washer-1/41 S
56 UNKNOWN1
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