Cub Cadet Lawn Mower, 25HP Tank 53BB5D8X750, 27HP Tank 53BB5BDX750 Illustrated Parts List
Hydrostatic Zero-Turn
Commercial Riding Mower
Professional Turf Equipment
ILLUSTRATED PARTS LIST
60" Fabricated Deck
2
TABLE OF CONTENTS
Frame Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
60" Fabricated Cutter Deck. . . . . . . . . . . . . . . . . . . . . 4 and 5
60" Spindle Assembly. . . . . . . . . . . . . . . . . . . . . . . . . 6 and 7
Hydro Tank and Hose Assembly. . . . . . . . . . . . . . . . . . . . . . 8
Brake Motor Mount and Hub. . . . . . . . . . . . . . . . . . . . . . . . . 9
Brake Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 and 11
Fuel Tank Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Rear Bumper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Front Caster Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
60" Wheel Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Control Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . 16 and 17
Hydro Pump Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Seat Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
27 HP Kohler Engine Assembly . . . . . . . . . . . . . . . 20 and 21
25 HP Kawasaki Engine Assembly. . . . . . . . . . . . . 22 and 23
Electrical Assembly Kohler . . . . . . . . . . . . . . . . . . . 24 and 25
25 HP Electrical Assembly Kawasaki . . . . . . . . . . . 26 and 27
Lift Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 and 29
Foot Pedal Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Floor Panel Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
MODELS LISTED IN THIS MANUAL
25HP Tank, 27HP Tank,
53BB5D8X750 53BB5BDX750
3
Frame Assembly- Figure 1 and Parts List
Ref.
No. Part No. Description Qty.
1 00022560 Hex Nut, 3/8-16 Flange Lock 7
2 01000372 Carriage Bolt, 3/8-16 x .75 Long 7
3 01001713 Bracket Assembly, Frame, Front 1
4 01003282 Clevis Pin, .625 Dia x 4.375 Long 2
5 01003993 Linch Pin, 3/16 Dia. 2
6 01005160 Plug, Square Tube 2
7 01008225 Push Retainer, 3/8 4
8 02000019 Frame Assembly 1
9 02000129 Cover, Hydro Fan 2
4
1
3
5
2
8
6
9
7
GD: 02000020-10/20/04
4
60" Fabricated Cutter Deck - Figure 6
25
6
17
24
12
14
29
34
12
12
12
12
21
23
43
16
7
27
2
18
38
39
40
28
8
42
23
33
44
18
37
26
41
4
6
9
20
13
30
2
11
19
36
35
17
15
3
31
5
1
32
10
17
22
46
45
GD: 01009439-01/06/05
5
60" Fabricated Cutter Deck - Parts List for Figure 6
Ref.
No. Part No. Description Qty.
1 00003107 Cotter Pin, .125 Dia. x 1.0 2
2 00011925 Hex Cap Screw, 3/8-16, 3.75 4
3 01002010 Carriage Screw, 3/8-16 x 1.25 4
4 00012428 Lock Nut, Nylon Insert, 1/2-13 4
5 01002130 Label, 60" 2
6 00022560 Flange Lock Hex Nut, 3/8-16 50
7 00030633 Decal, Rotating Blade 1
8 00030635 Decal, Warning Shield Missing 2
9 01003254 Chute Deflector Rod 1
10 00083192 Idler Washer 1
11 01000343 Complete Wheel, 5.00 Dia. 2
12 01000372 Carriage Bolt, 3/8-16 x .75 Lg. 35
13 01000375 Roller Pin, 1/2 Dia. x 7.31 Lg. 1
14 01000385 Front Roller 5
15 01000398 Wheel Spacer 2
16 01009808 Spacer, .385 x .50 x 3.045 2
17 01000643 Carriage Bolt, 3/8-16 x 1 7
18 01001745 Pin, 5/8 Dia. x 1.2 Lg. 4
19 01003253 Torsion Spring, 0.4ID x 2.16Lg 1
20 01002166 Decal, Danger Hand and Feet 2
21 01002635 Roller Pin 1
22 00013406 Hex Cap Screw, 5/16-18 x .75 1
23 01004304 Hex Index Washer Screw, 3/8-16, .5 8
24 01009300 Chute Bracket 1
25 01008644 Finger Guard 1
26 01004685 Belt Cover Support 2
27 01008814 60 Deck Assembly 1
28 01008633 Left Hand Mount Deck Bracket Assembly 1
29 01005364 Deck Roller Mount Bracket 3
30 01005260 Anti-Scalp Wheel Front Mount Bracket 2
31 01005256 Left Hand Front Roller Mount Bracket 1
32 01005258 Right Hand Front Roller Mount Bracket 1
33 01008635 Right Hand Deck Bracket Assembly 1
34 01005437 Outer Belt Cover Support Assembly 2
35 01006693 Chute Deflector 1
36 01008226 Chute Deflector Bracket 1
37 02000448 Right Hand Deck Belt Cover 1
38 02000447 Left Hand Deck Belt Cover 1
39 01005869 T-Handle Latch Draw 4
40 00017778 Phillips Head Screw, 10-32 16
41 00014608 Lock Nut, Nylon Insert, 10-32 16
42 01006086 Commercial Mower Label 1
43 01001169 Grass Catcher Roller 2
44 02000109 Pillow Block 2
45 01000635 Nut, 5/16-18, Hex Flange Lock 1
46 01004109 Stop Bracket 1
6
60" Fabricated Deck Spindle Assembly - Figure 7
28
7
10
34
11
22
33
30
27
32
25
16
31
28
6
26
27
20
2
4
14
5
35
13
18
23
24
9
19
8
18
3
25
2
29
12
17
15
1
21
36
37
GD: 01005433-10/21/04
7
60" Fabricated Deck Spindle Assembly
- Parts List for Figure 7
Ref.
No. Part No. Description Qty.
1 01000389 Lock Washer, 7/16 1
2 00008495 Hex Cap Screw, 3/8-16 x 1-1/4 13
3 00011925 Hex Cap Screw, 3/8-16, 4.00 1
4 00012158 Flat Washer, 3/8 12
5 00021925 Caster Spacer 1
6 00022560 Flange Lock Hex Nut, 3/8-16 17
7 00060078 Grease Fitting, 1/4-28 x 3/16 1
8 00083192 Idler Washer 3
9 01000199 Extension Spring, 1.0 x OD x 5.125 1
10 01000302 Shoulder Screw, 7/16-14 1
11 01000364 Hex Carriage Screw, 3/8-16, 1.75 1
12 01000380 Flange Hex Nut, 3/4-16 3
13 01000387 Torsion Idler Spring 1
14 01000392 Flat Washer, .781 ID 2.00 OD, .105 3
15 01000393 Flat Washer, .469 ID, .875 OD, .105 1
16 01005616 V-Pulley, 5.00 OD 3
17 01000643 Carriage Bolt, 3/8-16 x 1 1
18 01000723 Flat Washer, .406 ID, 1.0 OD, .105 4
19 01003245 Spacer, .39 ID x .625 OD x 2.75 1
20 01003532 Aluminum Spindle Assembly 3
21 00005763 Hex Nut, 7/16-14 1
22 01004081 Flat Pulley 1
23 01004101 Idler Pulley, 4.06 OD 1
24 01004118 Shoulder Screw, .50 x .27 Lg., 3/8-16 1
25 01004415 Spacer, .760 ID x 2.00 OD x 1.1 4
26 01005434 Aluminum Spindle Support Plate 3
27 01005203 V-Pulley, 5.774 OD 1
28 01005213 Hex Cap Screw, 3/4-16, 7.00 2
29 01005338 Hi-Lift Blade, 21.0, 0.756 ID 3
30 01003123 Spacer .812 ID x .268 LG 2
31 01005376 V-Belt, A Section x 122.3 1
32 01005377 V-Belt, B Section x 91.2 1
33 01005388 Hex Cap Screw, 3/4-16, 9.00 1
34 01005690 Spring Tension Rod Assembly 1
35 01005737 Idler Arm Assembly, Deck Spindle 1
36 01006181 Idler Arm Assembly, Flat Top Bearing 1
01000308 Bearing Sleeve 2
37 01006382 Decal, Idler Location 1
8
Hydro Tank and Hose Assembly - Figure 8 and Parts List
Ref.
No. Part No. Description Qty.
Ref.
No. Part No. Description Qty.
1 00006144 Hex Cap Screw, 3/8-16, 1 4 14 01001650 Oil Filter Mounting Plate 1
2 00012288 Fitting 1/2 x 3/4 - O Ring 4 15 01004192 Oil Pan Drain Plug w/ Seal 1
3 00012426 Fitting 1/2 x 1/2 - O Ring to Flare 4 16 01004268 Tank to Filter Hose Assembly 1
4 00012470 Cable Tie, 3/16 x .05 x 7.4 5 17 01004272 Fitting, 3/4 x3/4 x 45 degree 1
5 00013131 Hex Cap Screw, 1/4-20, .75 2 18 01004542 Elbow Fitting, 3/8 O-ring, 1/2 Flare 2
6 00017665 Filter Head 3/4 includes: 1 19 01004702 Fitting Elbow, 1/2 x 1/2 1
01004166 Filter 20 01006353 Fitting, 3/8 NPT, 1/2 Flare 2
7 00022560 Hex Nut Flange Lock, 3/8-16 8 21 01008052 Long Pressure Hose Assembly 2
8 00030261 Cap, Hydro Oil Tank 1 22 01008054 Short Pressure Hose Assembly 2
9 00031994 Decal Oil Only 20W50 1 23 01006901 17.75" Return Hose Assembly, RH 1
10 00012132 Lock Washer, 1/4 1 24 01006902 14.25" Return Hose Assembly, LH 1
11 01000372 Carriage Bolt, 3/8-16 x .75 LG. 4 25 01006914 21.25" Supply Hose Assembly, RH 1
12 01004516 Hydraulic Tank Assembly 1 26 01006916 15.50" SupplyHose Assembly, LH 1
13 01002606 Fitting Connector, 1/2 x 3/8 2 27 01006959 Tee Fitting, 3/4 x 1/2 x 1/2 1
NOTE: Lubricant, 737-3120 Gallons, 3.25
7
1
9
10
11
12
6
27
24
23
2
22
19
4
16
20
18
13
21
3
21
22
22
18
3
25
13
26
15
8
5
14
17
GD: 01008053-04/16/04
9
Brake Motor Mount and Hub- Figure 9 and Parts List
Ref.
No. Part No. Description Qty.
1 00012428 Lock Nut, Nylon Insert, 1/2-13 8
2 01009775 Motor Spacer 2
3 01008449 Socket Head Capscrew, 1/2-13; 6-1/2 8
4 01008436 Hyd. Motor, Parker Left Hand Assembly w/
Brake & Drum (Not Shown)
1
5 01008437 Hyd. Motor, Parker Right Hand Assembly
w/ Brake & Drum
1
6 00012168 Lock Washer, 5/16 8
7 01007048 Brake Assembly w/Line 2
8 01007049 Hub and Drum Assembly w/Studs 2
9 01007464 Capscrew w/Socket, 5/16-18 x 3/4 8
10 01007773 Cotter Pin 1/8 x 1-1/2 2
1
1
2
3
5
6
7
8
9
10
GD: 01008055-11/17/03
10
Brake Assembly - Figure 10
18
13
15
6
22
12
21
3
13
10
14
26
5
23
11
20
19
8
28
1
27
2
7
17
4
24
13
9
10
16
9
25
10
30
29
31
GD: 01009516-05/04/04
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