Parts Catalog Form No. 3398-437 Rev B Register at www.Toro.com. Original Instructions (EN) Z Master® Professional 5000 Series Riding Mower, with 60in TURBO FORCE® Side Discharge Mower Model No. 74991—Serial No.
Ordering Replacement Parts For example, a wheel assembly might be identified by reference number 6, the tire by 6:1, the valve by 6:2, and the wheel by 6:3. When you order the assembly identified by reference number 6, you receive all parts identified by reference numbers 6:1,6:2, and 6:3. However, you may also order any part individually. Reference numbers of this type appear in illustration and in parts lists.
Contents Frame, Caster Wheel and Roll-Over Protection System Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Roll-Over Protection System Assembly No. 116-0231 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Caster Fork and Wheel Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Frame, Caster Wheel and Roll-Over Protection System Assembly 3398-437B 4 A2
Frame, Caster Wheel and Roll-Over Protection System Assembly (continued) Ref. 1 1:2 1:3 1:4 1:5 2 2:2 5 6 7 9 9:2 10 11 12 13 14 14:2 14:3 15 Part Number Qty.
Roll-Over Protection System Assembly No.
Roll-Over Protection System Assembly No. 116-0231 (continued) Ref. 1 2 3 4 4:2 5 6 Part Number Qty. 1 1 109-6653 2 1 107-3069 1 109-5337 116-0104 2 2 Description Leg-ROPS, LH ● Leg-ROPS, RH ● Spacer Upper ROPS ASM ● Decal-Warning, Folding ROPS Bumper-ROPS Pin-Spring Ref. 7 8 9 10 11 12 14 Part Number Qty.
Caster Fork and Wheel Assembly 3398-437B 8 A2A2
Caster Fork and Wheel Assembly (continued) Ref. 1 2 3 4 5 5:1 5:2 5:2:1 5:2:2 Part Number Qty. Description 1-543509 2 Bearing-Roller, Tapered 116-5647 1 Seal-Grease 1-633508 3 Washer-Bellville 116-6707-01 1 Caster 127-9528 1 Wheel And Axle ASM 103-2768 2 Guard-Seal 1 Wheel And Bearing ASM ● 1-633585 2 Bearing-Cone, Taper 103-0063 2 Seal-Caster Ref. 5:2:3 5:2:4 5:2:5 5:2:5:1 5:3 5:4 6 7 Part Number Qty.
Hydraulic Pump, Idler and Belt Assembly 3398-437B 10 C2
Hydraulic Pump, Idler and Belt Assembly (continued) Ref. 1 2 3 4 5 6 7 8 Part Number Qty. Description 116-1255 1 Pump Idler ASM 109-6658 1 Nut-Flange, NI 126-1323 1 LH Hydro ASM (12Cc W/ Shock) 109-3388 1 Belt 116-6317 1 Spring-Extension 116-7558 1 Cradle-Hydro 116-1502 1 Bolt-Shoulder, Carriage 126-0095 6 Screw-CARR Ref. 9 10 11 99 99 99 99 Part Number Qty.
Pump Idler Assembly No.
Pump Idler Assembly No. 116-1255 (continued) Ref. 2 3 4 5 6 7 Part Number Qty. Description 43-0940 1 Spacer 103-3504 2 Bearing-Spherical 103-3505 1 Seal-Double Lip 103-3506 1 Seal-Lip, Single 109-6658 1 Nut-Flange, NI 106-7159 2 O-Ring Ref. 8 9 10 11 12 13 Part Number Qty.
LH Hydro Assembly No.
LH Hydro Assembly No. 126-1323 (continued) Ref. 2 3 4 5 6 7 8 9 10 11 12 13 Part Number Qty. Description 116-0233 1 Fan Kit 116-0234 1 Pulley Kit 116-0235 1 Handle-Bypass Valve, Hydro 116-0236 1 Dipstick-Hydro W/Gasket 116-0237 1 Gasket-Dipstick, Hydro 116-1367 1 Swash Block Kit 116-1368 1 Pump Seal Kit 116-1369 1 Motor Seal Kit 116-1370 1 Tube Seal Kit 116-1371 1 Output Shaft Seal Kit 116-5469 1 Nose Cup-Uht 3257-42 1 Key-Woodruff Ref. 15 16 17 18 19 20 21 22 23 24 99 99 Part Number Qty.
RH Hydro Assembly No.
RH Hydro Assembly No. 126-1324 (continued) Ref. 1 2 3 4 5 6 7 8 9 10 11 12 Part Number Qty. Description 116-9063 1 Mount-Shoe, Horse 116-0233 1 Fan Kit 116-0234 1 Pulley Kit 116-0235 1 Handle-Bypass Valve, Hydro 116-0236 1 Dipstick-Hydro W/Gasket 116-0237 1 Gasket-Dipstick, Hydro 116-1367 1 Swash Block Kit 116-1368 1 Pump Seal Kit 116-1369 1 Motor Seal Kit 116-1370 1 Tube Seal Kit 116-1371 1 Output Shaft Seal Kit 116-5469 1 Nose Cup-Uht Ref. 13 15 16 17 18 19 20 21 22 23 24 99 99 Part Number Qty.
Parking Brake and Wheel Assembly 3398-437B 18 D2
Parking Brake and Wheel Assembly (continued) Ref. 1 2 2:2 2:3 3 4 5 6 7 8 8:2 9 9:1 9:2 9:3 10 11 12 13 14 15 16 17 18 19 20 21 22 Part Number Qty.
Fuel Tank Mounting Assembly 3398-437B 20 E2
Fuel Tank Mounting Assembly (continued) Ref. 1 2 3 4 5 Part Number Qty. Description 116-3979 1 Fuel Tank ASM 3218-1 2 Nut-Jam 116-6380 2 Bumper-Rubber (W/ Stud) 116-3977 1 Hose ASM 109-9491 1 Fuel Manifold Vent ASM Ref. 21 22 24 25 21 Part Number Qty.
Fuel Tank Assembly No.
Fuel Tank Assembly No. 116-3979 (continued) Ref. 2 3 3:1 4 5 6 6:1 7 Part Number Qty. Description 46-6560 4 Bushing 116-2459 1 Fuel Line Kit (With Grommet) 46-6560 1 Bushing 5 Screw-Pan 9107944 5 Washer-Lock 3253-17 116-0003 1 Sender-Level, Fuel 109-9620 1 Gasket-Sender, Fuel 126-1789 1 Cap-Fuel, Ratcheting Ref. 8 9 10 11 12 13 23 Part Number Qty.
Control Assembly 3398-437B 24 H2
Control Assembly (continued) 2:2 3 Part Number Qty. Description 116-0880 1 RH Motion Control And Bushing ASM 109-8054 4 Bushing-Flange 116-0881 1 LH Motion Control And Bushing ASM 109-8054 4 Bushing-Flange 116-0648 2 Screw-HH, Thread Locking 4 5 6 7 8 9 10 11 12 13 109-4581 9080046 1-303435 116-0027 104-8300 3230-2 109-5891 325-12 116-0039 116-0040 Ref. 1 1:2 2 Ref.
Console and Control Panel Assembly 3398-437B 26 J2
Console and Control Panel Assembly (continued) Ref. 1 2 2:2 3 3:2 3:3 5 Part Number Qty. Description 119-2602 1 Console-LH 119-2603 1 RH Console ASM 107069 4 Clip 121-7587 1 Control Panel W/Decal ASM 121-7586 1 Decal-Panel, Control 114-4466 1 Decal-Fuses 115-2752 1 Throttle Control ASM Ref. 5:1 5:2 6 7 8 9 10 27 Part Number Qty.
Electrical System Assembly 3398-437B 28 K2
Electrical System Assembly (continued) Ref. 1 2 2:1 2:2 2:3 2:4 2:5 3 4 5 6 7 8 9 10 11 Part Number Qty.
Deck Lift Assembly 3398-437B 30 M2
Deck Lift Assembly (continued) Ref. 1 1:2 1:3 2 2:2 2:3 3 4 5 6 7 8 9 10 11 12 13 14 15 Part Number Qty.
Height-of-Cut Assembly No.
Height-of-Cut Assembly No. 109-7438 (continued) Ref. 1 2 3 4 5 Part Number Qty. Description 62-1330 1 Bolt-Shoulder 109-7130 1 Grommet 104-8301 1 Nut-Flange, NI 109-7124 1 Spring-Extension 109-7128 1 Rod-Lock, Transport Ref. 6 7 7:2 8 33 Part Number Qty.
Engine, Clutch and Muffler Assembly 3398-437B 34 R2
Engine, Clutch and Muffler Assembly (continued) Ref. 1 2 3 4 5 6 7 8 8:3 9 10 11 12 Part Number Qty. Description 1 Engine-Kohler, Ps-Ecv740-3050 ● ■ 109-9905 1 Sheave 116-1620 1 Clutch Kit 109-6919 1 Washer-Clutch 1-603610 2 Washer-Spring 109-9761 1 Screw-HH ▲ 3231-22 1 Screw-CARR 116-4297 1 Muffler Bracket Kit 116-4295 2 Screw-HH 116-2038 1 Muffler 32144-102 4 Screw-HWH 98-5975 4 Washer-Belleville 116-5316 1 Oil Drain Hose ASM Ref. 12:2 12:2:1 13 14 15 16 17 18 18:1 18:2 18:3 20 21 22 Part Number Qty.
Deck Assembly 3398-437B 36 W2A8
Deck Assembly (continued) Ref. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 Part Number Qty.
Deck Decal Assembly No.
Deck Decal Assembly No. 114-5815 (continued) Ref. 2 3 4 5 7 Part Number Qty. Description 112-9028 3 Decal-Missing, Cover 115-7445 1 Decal-Routing, Deck Belt 93-7818 1 Decal-Torque, Blade Bolt 117-3848 2 Decal-Danger 127-0326 1 Decal-Anti Scalp Ref. 8 10 11 12 39 Part Number Qty.
Idler Assembly 3398-437B 40 W2B1
Idler Assembly (continued) Ref. 1 1:2 1:3 2 3 4 Part Number Qty. Description 114-5870 1 Idler Arm ASM 1-303514 2 Bearing-Flanged 1481 1 Fitting-Grease 109-6658 4 Nut-Flange, NI 1-213069 3 Washer 114-5848 1 Spacer-Plain Ref. 5 6 7 8 9 10 41 Part Number Qty.
Spindle Assembly No.
Spindle Assembly No. 119-8560 (continued) Ref. 1 1:2 2 3 4 Part Number Qty. Description 1 Spindle Housing And Studs ASM ● 114-8195 6 Bolt-Ribbed Neck 3296-67 1 Nut-Lock, NI 92-5836 1 Washer 117-6172 1 Spindle Hub ASM Ref. 5 6 6:2 7 8 9 Part Number Qty.
Rubber Deflector Assembly No.
Rubber Deflector Assembly No. 108-2792 (continued) Ref. 1 2 3 4 Part Number Qty. Description 3231-4 4 Screw-CARR 106-3246-01 1 Deflector 106-3248-03 1 Strap-Discharge 108-5029 1 Deflector-Rubber Ref. 5 6 7 45 Part Number Qty.
Seat Mount Assembly 3398-437B 46 G2
Seat Mount Assembly (continued) Ref. 3 4 Part Number Qty. Description 116-2130-03 1 Panel-Front, Seat Mount 3230-23 2 Screw-CARR Ref. 6 8 47 Part Number Qty.
Suspension Platform Assembly 3398-437B 48 Y2
Suspension Platform Assembly (continued) Ref. 1 2 3 4 5 6 7 7:2 7:3 7:4 8 8:2 8:3 9 11 12 13 14 15 16 16:2 16:4 17 18 22 24 25 26 27 28 Part Number Qty.
Seat Assembly No.
Seat Assembly No. 116-0035 (continued) Ref. 2 3 4 5 Part Number Qty. Description 109-9801 1 Seat Track Set 109-9802 1 Arm Rest Pad Set 109-9803 1 Arm Rest Set 109-9805 1 Seat Belt Kit Ref. 6 7 8 51 Part Number Qty.
Suspension Platform Rubber Mat Assembly 3398-437B 52 Y3
Suspension Platform Rubber Mat Assembly (continued) Ref. 1 2 3 Part Number Qty.
Attachments and Accessories For 74991 Z Master Professional 5000 Series Riding Mower, with 60in TURBO FORCE Side Discharge Mower Product Name Model/Part Blade-Mid Flow, 20.5in ............................................................................................................... 105-7715-03 Blade-Lo Flow, 20.5in ................................................................................................................. 105-7716-03 Blade-Hi Flow, 20.5in.........................................
Notes: