White Outdoor ZT 4200, ZT 5000 User Manual
Parts MANUAL
ZERO TURN TRACTOR
Model Numbers
ZT 4200 w/42" Mower Deck
ZT 5000 w/50" Mower Deck
IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLY
Warning:
covered, brush-covered or grass-covered land unless the engine’s exhaust system is equipped with a spark arrester meeting
applicable local or state laws (if any). If a spark arrester is used, it should be maintained in effective working order by the operator.
In the State of California the above is required by law (Section 4442 of the California Public Resources Code). Other states may have
similar laws. Federal laws apply on federal lands. A spark arrester for the muffler is available through your nearest engine authorized
service dealer or contact the service department, P.O. Box 361131 Cleveland, Ohio 44136-0019.
PRINTED IN U.S.A.
This unit is equipped with an internal combustion engine and should not be used on or near any unimproved forest-
MTD LLC, P.O. BOX 361131 CLEVELAND, OHIO 44136-0019
FORM NO. 769-02842
(2/07)
FRAME: MODELS ZT4200 AND ZT5000
8
3
10
1
5
5
5
2
6
7
3
REF.
PART
NO.
NUMBER DESCRIPTION QTY.
1 603-04303C
777I22489
777D10797
2 703-05829 Idler Arm, Drive .............................. 1
3 710-0520 Screw, Hex Cap, 3/8-16 x 1.5 GR5 3
4 710-3005 Screw, Hex Cap, 3/8-16 x 1.25 GR5 1
5 712-04065 Nut, Hx Insert Flnge Lck, 3/-16 GrF 4
6 732-0626 Spring, Extension, .75 x 5.06 ......... 1
7 736-0300 Washer, Flat, .408 x .875 x .059 .... 1
8 738-04058 Spacer, Shoulder, .39 x 1.0 x .7 ..... 2
9 738-04162A Spacer, Shoulder, .884 x .19 ......... 1
10 756-04129 Pulley, Idler, 4.25 Dia. .................... 1
Frame Assembly ............................
Graphic, Release Lever ..............
Graphic, White Outdoor ..............
9
4
1
2
1
NOTE: For painted parts, please refer to the list of
color codes below. Please add the applicable color
code, wherever needed, to the part number to order
a replacement part.
For instance, if a part, numbered 700-xxxx, is painted red metalic, the part number to order would be
700-xxxx-0650.
Red : 0650
Oyster Grey: 0662
Powder Black: 0637
2
FRONT AXLE & WHEELS: MODEL ZT4200 ONLY
5
14
4
13
6
8
3
REF.
NO.
12
15
8
12
11
2
7
PART
NUMBER DESCRIPTION QTY.
1 603-04148C Axle, Front Pivot .......... 1
2 603-04308 Bracket, Castor Wheel 2
3 634-04237A Wheel Assembly, .........
11.0 x 4.0 x 5.0
4 710-04186 Screw, Hex Lock, .........
1/2-13 x 1.25 GR5
5 710-0514 Screw, Hex Cap, ..........
3/8-16 x 1.0 GR5
6 711-04228 Shaft, Axle ................... 1
7 712-3022 Nut, Hex Lock, .............
1/2-13 GRB
8 731-05500 Bearing, Flange, ..........
1.0 x 1.246
9 736-0169 Washer, Lock, 3/8 ........ 2
10 736-0227 Washer, Flat, ...............
.39 x 1.5 x .134 .........
11 736-0250 Washer, Flat, ................
1.0 x 1.75 x .107
12 737-3000 Fitting, Lube, 3/16 Drive 3
13 738-04182A Screw, Shoulder, ..........
.75 x 4.75:7/16-14
14 741-0516B Bearing, Flange, ...........
.76 x 1.0 x 1.2
15 741-0990B Bearing, Flange, ..........
.76 ID w/Lube Ftg.
9
4
11
8
1
3
13
10
8
2
7
2
2
2
2
6
2
2
2
2
2
3
FRONT AXLE & WHEELS: MODEL ZT5000 ONLY
4
9
6
10
11
9
4
13
9
12
1
14
5
REF.
PART
NO.
NUMBER DESCRIPTION QTY.
8
15
2
13
7
1 603-04370 Bracket, Castor Wheel ................... 2
2 603-04385 Axle, Front Pivot ............................ 1
3 634-04323A
734-04255
Wheel Assembly, 13 x 5-6 ............
Tire, 13 x 5-6 .............................22
4 710-04186 Screw, Hex Lock, ..........................
1/2-13 x 1.25 GR5
5 710-04652 Screw, Hex Cap, 1/2-20 x 7.25 Gr5 2
6 710-0514 Screw, Hex Cap, 3/8-16 x 1.0 GR5 2
7 711-04228 Shaft, Axle ..................................... 1
8 712-3058 Nut, Hex Insert Lock, 1/2-13 GRB 2
9 731-05500 Bearing, Flange, 1.0 x 1.246 ......... 6
10 736-0169 Washer, Lock, 3/8 ......................... 2
11 736-0227 Washer, Flat, .39 x 1.5 x .134 ....... 2
12 736-0250 Washer, Flat, 1.0 x 1.75 x .10 ...... 2
13 737-3000 Fitting, Lube, 3/16 Drive ................. 3
14 750-04775A Spacer, .51 x .75 x 5.825 .............. 2
15 750-04792 Hub, .76 x 1.23 x .92 ..................... 4
9
15
3
2
4
SEAT ADJUSTMENT: MODELS ZT4200 AND ZT5000
15
6
19
4
5
10
2
13
7
12
8
14
11
16
9
19
5
2
3
18
13
17
1
REF.
PART
NO.
NUMBER DESCRIPTION QTY.
1 710-1268 Screw, Hx. Wash. Hd. Tapp ............
2 712-04063 Nut, Hx Insert Flange Lck, ...............
3 712-04064 Nut, Hx Insert Flnge Lck, 1/4-20 GrF 1
4 720-0309A Grip, Seat Adjustment ..................... 1
5 726-0201 Nut, Speed, .3125 ........................... 2
6 731-04074 Spacer, Seat Adjustment ................ 4
7 732-0499 Spring, Compression, .41 x 1.5 ....... 1
8 732-1184 Spring, Extension, .84 Dia. x 4.6 ..... 1
9 736-0204 Washer, Flat, .344 x .62 x .033 ....... 1
#10-16 x .375
5/16-18 GrF
REF.
PART
NO.
NUMBER DESCRIPTION QTY.
10 736-3019 Washer, Flat, .531 x 1.062 x .134 HT 2
2
11 738-0137A Screw, Shoulder, .34 x .285:1/4-20 1
2
12 738-0296 Screw, Shoulder, .437 x .268:5/16-18 2
13 738-0966A Screw, Shoulder, .5 x .925:3/8-16 ... 4
14 783-0209D Bracket, Seat Lift ............................. 1
15 783-0611 Stop, Seat Adjustment .................... 1
16 783-0738D Bracket, Seat Pivot .......................... 1
17 783-0739A Lever, Seat Adjustment ................... 1
18 783-0753 Index Bracket, Seat Adjustment ...... 1
19 736-0242 Washer, Belleville, .34 x .872 x .06 2
5
ELECTRICAL: MODELS ZT4200 AND ZT5000
15
2
19
20
4
3
14
21
8
11
4
10
6
6
16
12
17
15
13
7
5
1
9
18
Section of Main Wire Harness
(Reference Only)
6
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