METRO®
Model No. MG16KA362—Serial No. 920000 and Up
Part No. 4500-764 Rev. A
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3
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Contents
Mower Deck Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Engine Deck Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Engine Deck Assembly (cont.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
ECS Upper Handle and Controls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Fuel Tank Assembly. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Decals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
4
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5
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Mower Deck Assembly
4500-764A
6
1
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Mower Deck Assembly (continued)
Ref. Part Number Qty. Description
Ref. Part Number Qty. Description
1
103-2312
1
Deck (116-0616-01)
W/Decals, Dogleg, &
Discharge Deflector
Baffle-Dogleg
42 103-8387
2
Asm, Cutter Housing
Complete
Pin-Chute
Kit, Cutter Housing ▲
Zerk-45° 1/4-28
Spacer-Guard Bottom
Tube-Pivot
43
44
45
46
47
48
49
50
51
52
53
54
55
56
109-8854
103-8280
302-61
103-2535
1-403179
1-303314
1-323529
321-4
1-303514
1-323339
1-403183
3219-6
1-800861
1-807267
1
2
2
2
1
8
2
2
4
2
2
2
2
2
2
3
4
5
6
7
8
9
1-302189-01
322-2
32128-20
103-3600
302-52
1
7
Screw-HH 5/16-18 X 5/8
22 Nut-Whizlock 5/16-18
1
2
1
4
2
1
8
Idler Arm ASM
Zerk-1/8-27 Str
Zerk-1/4-28 Str
Knob-3 Prong
Pin
Nut-Nyloc 5/16-18
Screw-HH 3/8-16 X 1 1/2
Spacer-Caster
Tube-Spindle, Short ▲
Screw-HH 1/4-20 X 3/4
Bearing-Flanged
Washer
302-19
1-323385
1-809020
3296-29
323-8
3290-357
1-323748
98-5975
1-808280
1-303105
1-806003
32151-103
702809
103-6584
103-6582
103-6580
103-1578
103-6337
1-513338
3253-7
10
11
12
13
14
15
16
17
18
19
20
20
20
20
20
21
22
23
24
25
26
27
Sheave
Nut-Hex 5/8-18
16 Nut-Whizlock 3/8-16
1
9
1
1
3
1
1
2
2
2
2
2
2
2
2
2
1
1
1
Ring-Push On
Screw-Cap, HH
Key-Machine 1/4 X 3/16 X
1 1/4
Spacer-Blade Drive
Washer-Spring Disc 5/8
Bushing-Engagement
Eyebolt-Thread, LH
Body-Turnbuckle
Eyebolt-Thread, RH
Arm-Assist
Screw-HH 5/16-18 X 2
Linkage-Arm
Asm, Caster/Mnt Complete,
Weighted
Asm, Caster Wheel Support
W/Bearings, Weighted
Wld, Caster Wheel Support,
Weighted
Washer-Spring Disc 5/16
Pad And Spring ASM
Guard-Bearing Top ▲
Washer-5/16 Std
Rod-Brake
Spring-Extension
Spring-Compression
Spacer-Flanged
Nut-Nyloc 1/4-20
Spacer
Kit, Tire & Wheel Asm W/
Spacer
Bearing
Bushing-Flanged
Spring, Torsion
Screw,HH Special 5/16-18
X 1.25
Washer-Spring Disc 3/8
Pin-Clevis 5/16 X 1 49/64
Yoke-Adjustable
Hairpin-Cotter
E-Ring
Screw-HH
Blade, Notched
Blade, Mulching ■
Blade, Low Lift
Blade, Solid
Blade, Extreme
Washer
Washer-Lock 1/2
Nut-Hex 1/2-13
Screw-HH 1/2-13 X 6
Washer-Spindle
E-Ring
57
58
59
60
61
62
63
64
65
66
1-323539
1-513208
1-303434
1-303348
1-303236
1-303238
1-322235
322-10
8
2
1
1
1
1
1
1
1
2
1-323303
103-2281
3217-9
325-20
1-303352
32120-35
1-323733
67
68
103-2296
2
2
103-2297-01
69
70
71
72
73
74
75
76
77
78
79
1-303334
1-324372
103-1330
3256-3
1-323715
1-323071
1-323747
1-323746
3296-42
9
1
2
1
1
1
1
1
2
2
2
Drive Belt (To Blades) 36
Model
28
29
30
31
32
33
1-803310
322-6
3256-23
1-303537
1-303536
116-2706
2
9
1
2
2
1
Setscrew-5/16-18 X 3/8 ●
Screw-HH 5/16-18 X 1 1/4
Washer-5/16 Sae
Stud-Shield, Belt (Short)
Stud-Shield, Belt (Long)
Shield (1-302213-01)
W/Decals
34
35
36
1-323417
1-322145-01
103-1236
4
2
2
Washer-Belt Shield
Fork
Asm, Caster Wheel
Assembly
Deflector, Discharge
Nut-Nyloc 1/4-20 Thin
Sleeve-Bearing
Screw-HH 3/8-16 X 3/4
Pulley-Idler
1-513547
103-2171
80
81
82
83
1-513809
1-513810
116-0962
116-3515
1
4
1
1
37
38
39
40
41
109-5151
3296-56
1-323729
323-4
1
1
2
8
1
1-603843
●
■
▲
Use Pro-Lock, Nut Type (P/N 1-840022, .5ml tube) on threads.
Requires installation of mulch kit for proper mulching. See your Exmark dealer for details.
Apply Mobil HTS grease (P/N 103-5217 1.5 oz packet) (or a food-grade anti-seize). See operator s manual for locations.
7
4500-764A
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Engine Deck Assembly
4500-764A
8
3
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Engine Deck Assembly (continued)
Ref. Part Number Qty. Description
Ref. Part Number Qty. Description
27 323-13
28 1-803310
1
103-3499
1
Rear Deck (117-3521-01)
W/Decals
1
2
Screw-HH 3/8-16 X 2 3/4
Setscrew-5/16-18 X 3/8 ■
Spacer-Clutch
2
3
1-323500
1-324340
1
2
Transmission
Asm, Coupling, W/Guard
And Zerk
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
53
54
55
56
1-633453
1-603610
9264964
1-303186
1-323278
1-323379
98-5975
3296-6
1
2
4
1
1
1
5
1
3
1
1
2
1
1
4
4
1
1
1
4
2
1
1
4
4
2
1
Washer-Spring Disc 7/16
Bolt-HWH 5/16-18 X 3/4 Tap
Bellcrank
4
5
6
7
8
1-323502
103-2587
1-323252
1-323254
103-6511
32151-62
1-805005
1-373034
3245-41
2
1
2
2
2
2
4
1
2
1
3
1
1
Shaft-Transmission
Adapter
Sheave-Transmission ●
Washer
Bearing-Shaft ●
Flange-Output
Washer-Spring Disc 3/8
Nut-Nyloc 3/8-24
Key-Woodruff #9 3/4 X 3/16
Switch-Start, Neutral
Bolt-Carriage 3/8-16 X 2
Washer-7/16 Std
Pulley-Idler, Flat
Washer-3/8 Sae
Screw-HH 1/4-20 X 5/8
Nut-Nyloc 1/4-20
Bolt-Shoulder
Screw, HH 7/16-20 X 1 1/4 ■
Switch-N.O.
Screw-HH 5/16-18 X 3/4
Screw-PPH #10-24 X 5/8
Plate-Tapped
Asm Shift Lever, W/Grip
Washer-Lock, Spring
Nut-M8
Sheave-Transmission ●
Ring-Retaining
Washer-Lock 5/16 Heavy
Washer
Setscrew-1/4-20 X 3/8 ■
Belt, Transmission
Nut-Whizlock 3/8-16
Nut-Nyloc 3/8-16
Shifter Plate (1-323387-03)
W/Decals
9
3257-5
1-303282
3231-6
10
11
12
13
14
15
16
3256-5
1-323280
3290-357
3296-39
1-323285
3256-24
321-3
3296-42
1-603403
116-3702
1-513051
322-3
3290-500
1-633181
103-1606
114-3550
114-3549
1-653313
116-4396
103-3498
17
18
19
20
21
22
23
24
25
26
1-323389-03
3230-1
2
2
2
2
1
1
1
2
1
4
Bracket-Plate, Shift
Bolt-Carriage 5/16-18 X 3/4
Nut-Whizlock 5/16-18
Guard-Coupler
32128-20
51-4220
103-1666
103-1668
103-4177
302-19
Sheave-Transmission ●
Sheave ●
Key
Zerk-1/4-28 Str
Grip
103-1733
323-7
Gasket-Exhaust
Muffler
Screw-HH 3/8-16 X 1 1/4
●
■
Apply anti-seize compound in bore.
Use Pro-Lock, Nut Type (P/N 1-840022, .5ml tube) on threads.
9
4500-764A
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Engine Deck Assembly (cont.)
4500-764A
10
4
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Engine Deck Assembly (cont.) (continued)
Ref. Part Number Qty. Description
Ref. Part Number Qty. Description
1
2
3
4
5
6
7
8
9
103-1611-03
302-19
1-322117-03
2412-104
103-1615-03
1-806003
103-1616-03
32151-47
2
4
1
2
1
4
1
4
2
Arm-Brake
Zerk-1/4-28 Str
Axle
Clamp-R
Arm-Idler, LH
Hairpin-Cotter
Arm-Idler, RH
Ring-Retaining
Belt, Wheel Drive (36?&48?
Models)
Nut-Whizlock 5/16-18
Band-Brake
Swivel-Brake
23
24
25
26
26
27
28
29
30
31
32
103-1620
1-513959
323-39
1-523157
1-543436
98-5975
1-323307
1-803051
103-1618
323-6
1
2
4
1
1
4
2
2
2
4
2
Linkage, Brake (RH)
Wingnut-Nyloc 5/16
Screw-HH 3/8-16 X 5
Washer ●
Washer-Spacer ●
Washer-Spring Disc 3/8
Pin-Clevis 1/2 X 1
Nut-Push 3/8
Swivel, Short Adjust
Screw-HH 3/8-16 X 1
Asm, Wheel Drive (36?&48?
Models)
Drum And Sheave ASM
Wheel And Tire ASM
Tire-Turfmaster
Wheel And Hub ASM
Bearing-Flanged
Screw-HH 5/16-18 X 1
Washer-Lock 5/16 Heavy
Ring-Retaining
Ring-Snap
Shield-Trailing
1-323288
10
11
12
13
14
15
16
17
18
19
20
21
22
23
32128-20
1-323262
110-5866
1-412358
3296-29
1-323277
322-6
99-8664
3290-357
3296-39
1-323287-01
1-323283
1-603402
103-1619
4
2
2
2
4
2
2
2
109-4721
34
36
37
38
39
40
41
42
44
47
48
109-4359
1-323719
1-323720
1-323328
1-323329
322-5
1-805005
32120-47
1-808519
98-3259
322-3
2
2
1
1
4
8
8
2
2
1
2
Scraper
Nut-Nyloc 5/16-18
Idler-Wheel, Drive
Screw-HH 5/16-18 X 1 1/4
Bolt-HH 3/8-16 X 3 Tap
14 Nut-Whizlock 3/8-16
4
2
4
2
1
Nut-Nyloc 3/8-16
Shield-Wheel, Drive
Spacer-Shield
Spring-Extension
Linkage, Brake (LH)
Screw-HH 5/16-18 X 3/4
●
QTY As Required
11
4500-764A
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ECS Upper Handle and Controls
4500-764A
12
6
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ECS Upper Handle and Controls (continued)
Ref. Part Number Qty. Description
Ref. Part Number Qty. Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
116-4079
1-303365
1-803322
103-0769-03
1-303363
1-303335
1-807513
3296-2
116-2426
116-4080
1-303020
103-1629
3296-29
1
2
2
1
1
1
2
2
1
1
1
1
2
1
2
2
1
2
1
2
6
1
Wld, Lever, Opc (LH) ▲
Bushing-Nylon
44:1 1-603511
44:2 103-2106
1
1
1
5
2
1
1
6
1
1
2
4
1
2
2
Key-Ignition
Key-Exmark Logo
Plate-Tapped
Nut-Nyloc 3/8-16
Screw-PPH #10-24 X 5/8
Switch-N.O.
Setscrew-5/16-24 X 5/16 ■
Wld, Opc Axle Lever
Spring-Extension
Tie-Cable 7 15/16 (Large)
Bolt-Carriage #10-24 X 1/2
Nut-Nyloc #10-24
Cable, Throttle
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
1-633181
3296-39
3290-500
1-513051
1-323229
1-303287
1-323430
323-14
Clip-Loom 3/8
Tie-Cable 5 1/2 (Small)
Module-Interlock
Screw-HH 3/8-16 X 3
Screw-HH 5/16-18 X 1 3/4
Bushing-Sleeve
Lever, Drive LH
Nut-Hex 3/8-24
Screw-HH 1/4-20 X 2 3/4
Wld, Opc Lever (RH) ▲
Grip-Lever
Lever, Clutch W/Grip
Nut-Nyloc 5/16-18
Washer-3/8 Std
Bushing-Lever, Drive
Hairpin-Cotter
Linkage, Upper
Linkage, Wheel Drive
322-9
1-413152
116-4081
3219-3
3256-4
321-14
103-0027
1-806003
103-1627
103-1604
1-543296
103-0815
1-303435
103-1631
32128-33
103-0464
3256-22
103-0235
12 Nut-Whizlock 1/4-20
Pin-Spring 1/8 X 1/2
10 Washer-1/4 Sae
2
2
Screw-HH 1/4-20 X 1 1/8
W/Nylon ■
Lever, Drive RH
Nut-Jam 3/8-24
Asm, Console
(109-4649-03) W/Decals
Grommet
Grip-Bar, Handle
Washer-Spring Disc 1/4
Latch, Thumb (LH) (Not
Shown) ●
Latch, Thumb (RH)
Nut-Nyloc 1/4-20
Wld, Handle
Clip-Cable
Screw-HH 3/8-16 X 1
Nut-Ignition
Washer
Harness-Wire
Washer-1/4 Sae
Screw-HH 1/4-20 X 3/4
Switch-Key
62
63
64
116-4082
3220-3
109-4934
1
4
1
22
23
24
25
26
35
39
41
42
43
44
103-1630
3296-42
103-0770-03
1-303088
323-6
103-0498
33094-00
116-2661
3256-22
321-4
1
1
1
1
4
1
1
1
1
1
1
65
66
67
68
69
70
71
72
73
75
321-3
10 Screw-HH 1/4-20 X 5/8
103-2513
103-2514
103-2463
103-0489-03
103-1796
103-1797-01
1-633080
3256-14
1
1
2
1
1
1
1
1
1
Asm, Drive Lever RH
Asm, Drive Lever LH
Balljoint
Bracket, Opc Axle
Cable-Choke
Bracket-Cable, Choke
Spacer
Washer-#10 Std
Screw-HH M8-1.25 X 16Mm
33114-016
1-403121
●
■
▲
Not illustrated
Use Pro-Lock, Nut Type (P/N 1-840022, .5ml tube) on threads.
Use Pro-Lock retaining type, Part no. 1-840023 (.5cc tube) on inside of bore of OPC hub.
13
4500-764A
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Fuel Tank Assembly
Ref. Part Number Qty. Description
Ref. Part Number Qty. Description
1
2
3
4
2412-98
1-603770
99-5000
103-2605
5
1
1
1
Clamp-Hose
Valve-Fuel
Valve-Check, Fuel
Fitting-Fuel Bulkhead
W/Strainer ▲
Nut-Nyloc 5/16-18 Flg
Hose-Fuel
Clamp
Hose-Fuel
Hose-Fuel
Valve-Rollover
12
13
14
15
16
17
18
19
20
21
115-7872
116-3656
119-6549
120-2234
120-2235
322-10
3256-3
116-4346
1-303335
1
1
1
1
1
2
2
1
3
1
Hose-Fuel
Asm-Fuel Tank
Grommet-Valve, Roll Over
Fitting-Tee
Filter-Air
Screw-HH 5/16-18 X 2
Washer-5/16 Std
Hose,Emissions
Tie-Cable 7 15/16 (Large)
Pn 41019-1055 Filter W/6In
Fuel Line ■ ●
5
6
7
8
9
104-8300
106-9492
107-4543
109-0650
99-9415
2
2
2
1
1
1
1
10
11
114-0285
115-4465
Cap-Fuel, Ratcheting
■
●
Not serviced separately
▲
Use Pro-Lock, Nut Type (P/N 1-840022, .5ml tube) on threads.
4500-764A
14
7
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Decals
Ref. Part Number Qty. Description
Ref. Part Number Qty. Description
1
2
3
4
5
6
9
11
13
15
103-1623
103-1798
103-2882
117-2718
103-2076
1-323427
1-323411
98-5954
1
1
1
1
1
1
1
1
1
1
Decal, Console
Decal, Throttle
16
103-2920
1-303508
1-403005
1-303517
1-403143
103-2245
103-2244
116-4769
103-2640
1
1
1
1
1
1
1
1
1
Decal, Metro Model
Decal-Warning, Discharge
Decal-Danger
17
18
19
20
21
22
23
99
Decal, Exmark Logo
Decal-Arrester, Spark
Decal-Caution
Decal, Belt Routing
Decal, Commercial 36
Decal-Cover, Missing
Decal, Shifter
Decal,Belt Drive
Decal, Sulky Warning
Decal, Ecs Instruction (RH)
Decal, Ecs Instruction (LH)
Decal-Emissions Filter
Decal, Kit ●
1-303518
1-303520
Decal, Trivantage
●
Not illustrated
8
15
4500-764A
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Notes:
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Notes:
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Notes:
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maximize tHe Performance of your exmark.
4-cycle Premium engine oil
Part No. 116-3373
Premium Hydro oil
Part No. 109-9828
Both SAE 30 and SAE 10W-30 in one
bottle.
Commercial quality for tough, high-
heat conditions.
Contains increased levels of zinc and
phosphorus for better lubricity.
Designed specifically for zero-turn
mower hydraulic systems.
No Viscosity Index Improvers that tend
to shear down in high heat.
Superior shear resistance under
heavy loads.
Synthetic formulation.
Gas & Diesel compatible.
Anti-corrosion additives.
API 'SL' and JASO rated with wet
clutch compatibility for other machines.
Available from your local Exmark dealer. Find your closest dealer at exmark.com
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SEE EXMARK’S COMPLETE LINE OF ACCESSORIES AND OPTIONS
MID-MOUNT RIDING ACCESSORIES AND OPTIONS
CUSTOM RIDE SEAT SUSPENSION SYSTEM
FULL SUSPENSION SEAT
DECK LIFT ASSIST KIT
HITCH KIT
OPERATOR CONTROLLED DISCHARGE
ROLL OVER PROTECTION SYSTEM (ROPS)
SUN SHADE
TRASH CONTAINER
LIGHT KIT
TURF STRIPER
12V POWER PORT
ULTRA VAC COLLECTION SYSTEM
ULTRA VAC QUICK DISPOSAL SYSTEM
MICRO-MULCH SYSTEM
OUT-FRONT RIDING ACCESSORIES AND OPTIONS
CUSTOM RIDE SEAT SUSPENSION SYSTEM
DUAL-TAIL WHEEL
SNOW BLADE
SNOWBLOWER
FLOOR PAN EXTENDER
HITCH KIT
SUN SHADE
TRASH CONTAINER
LIGHT KIT
ULTRA VAC COLLECTION SYSTEM
ULTRA VAC QUICK DISPOSAL SYSTEM
WEATHER CAB
MICRO-MULCH SYSTEM
ROLL OVER PROTECTION SYSTEM (ROPS)
WALK-BEHIND ACCESSORIES AND OPTIONS
GRASS CATCHER
TURF STRIPER
STANDON
MICRO-MULCH SYSTEM
Place Model No. and Serial No.
Label Here (Included in the Literature
Pack) or Fill in Below
Date Purchased
Engine Model No. and Spec. No.
Engine Serial No. (E/No)
Model No.
Serial No.
© 2010 Exmark Mfg. Co., Inc.
Industrial Park Box 808
Beatrice, NE 68310
Part No. 4500-764 Rev. A
(402) 223-6300
Fax (402) 223-5489
Printed in the USA.
All Rights Reserved
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