Parts Catalog Form No. 3417-674 Rev A Register at www.Toro.com. Original Instructions (EN) 48in TITAN® HD 1500 Series Riding Mower Model No. 78450—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 and Roll-Over Protection System Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Roll-Over Protection System Assembly No. 126-9526. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Hydraulic Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Frame and Roll-Over Protection System Assembly 3417-674A 4 A2
Frame and Roll-Over Protection System Assembly (continued) Ref. 1 3 8 8:2 8:3 8:4 8:5 Part Number Qty. Description 104-8300 2 Nut-HF, NI 109-9233 2 Bumper-Push-In, Rubber 126-4699 1 Frame ASM 109-6014 1 Decal-Routing, Belt 116-8588 2 Decal-Release, Drive 126-4363 2 Decal-Warning 127-6618 1 Strip-Seal Ref. 10 11 12 12:2 19 21 5 Part Number Qty.
Roll-Over Protection System Assembly No.
Roll-Over Protection System Assembly No. 126-9526 (continued) Ref. 1 2 3 3:2 4 5 Part Number Qty. 1 1 1 107-3069 1 116-0104 2 126-9209 2 Description Tube-Upright, RH ● Tube-Upright, LH ● Top Tube ASM ● Decal-Warning Pin-Spring Bolt-Shoulder Ref. 6 7 8 9 10 12 Part Number Qty.
Hydraulic Assembly 3417-674A 8 B2
Hydraulic Assembly (continued) Ref. 1 2 3 4 5 6 7 8 9 10 12 Part Number Qty. Description 135-0140 1 LH Transaxle ASM 135-0139 1 RH Transaxle ASM 104-8300 8 Nut-HF, NI 126-4687 4 Screw-HHF 3230-7 2 Bolt-CARR 116-5809 2 Spacer-Hydro 126-5896 2 Screw HHF 116-6833 1 Shaft-Spacer 1-303334 4 Washer-Spring 126-6266 2 Screw-Torx 109-2250 1 Tank-HYD Ref. 12:1 13 14 15 16 17 18 19 20 21 24 Part Number Qty.
LH Transaxle Assembly No.
LH Transaxle Assembly No. 135-0140 (continued) Ref. 1 2 2:1 3 4 5 6 7 Part Number Qty. Description 109-3321 1 Filter-Hydraulic 109-3278 1 Adapter-Straight 237-42 1 O-Ring 109-3540 1 O-Ring-Charge Seal Cover 109-5592 1 Spring 116-3872 1 Hub-Offset 109-3536 1 Nut-Hub 125-0059 1 Fan And Pulley Kit Ref. 7:1 7:2 7:4 8 9 10 99 99 Part Number Qty.
RH Transaxle Assembly No.
RH Transaxle Assembly No. 135-0139 (continued) Ref. 1 2 2:1 3 4 5 6 7 Part Number Qty. Description 109-3321 1 Element-Oil Filter, HYD 109-3278 1 Adapter-Straight 237-42 1 O-Ring 109-3540 1 O Ring-Seal 109-5592 1 Spring-Extension 116-3872 1 Hub-Offset 109-3536 1 Nut-Hub 125-0059 1 Fan And Pulley Kit Ref. 7:1 7:2 7:4 8 9 10 99 99 Part Number Qty.
Control Console and Guard Assembly 3417-674A 14 C2
Control Console and Guard Assembly (continued) Ref. 1 2 5 5:2 6 6:2 7 7:2 7:3 10 10:2 10:3 10:4 11 13 14 19 20 21 23 24 25 29 Part Number Qty.
Fuel Tank and Vent Hose System Assembly 3417-674A 16 D2
Fuel Tank and Vent Hose System Assembly (continued) Ref. 1 6 6:1 6:2 6:3 6:4 8 9 10 12 Part Number Qty. Description 126-8734 1 Vent Hose ASM 126-8739 1 Fuel Hose ASM 110-5702 1 Hose-Fuel 109-0282 1 Hose-Fuel 1-603770 1 Valve-Fuel 2412-98 4 Clamp-Hose 126-4723 1 Cap-Fuel 126-4724 1 Tank-Fuel 126-5523 4 Clip 93-6083 2 Screw-HWH Ref. 13 14 15 16 16:1 16:2 16:3 16:4 17 17 Part Number Qty.
Fuel Tank Assembly No.
Fuel Tank Assembly No. 126-4724 (continued) Ref. 2 3 4 Part Number Qty. Description 46-6560 2 Bushing 126-9057 1 Fitting-90 DEG 116-4630 1 Fitting-Orifice, Straight Ref. 5 6 7 19 Part Number Qty.
Seat Mount Assembly 3417-674A 20 F2
Seat Mount Assembly (continued) Ref. 1 2 3 4 6 11 19 Part Number Qty. Description 126-4082-03 1 Plate-Retainer, Tank 3230-23 2 Screw-CARR 104-8300 6 Nut-HF, NI 5 Bumper-Seat 135-0505 126-7309 1 Seat Pan And Latch ASM 136-9014 1 Seat ASM 126-5914 2 Pin-Pivot, Seat Ref. 20 21 23 24 27 29 30 21 Part Number Qty.
Seat Pan and Latch Assembly No.
Seat Pan and Latch Assembly No. 126-7309 (continued) Ref. 2 3 4 Part Number Qty. Description 3231-26 1 Screw-CARR 107-0075 1 Bushing-Latch, Seat 126-6739 1 Latch-Catch, Single Ref. 5 6 23 Part Number Qty.
Seat Assembly No.
Seat Assembly No. 136-9014 (continued) Ref. 1 1:1 2 3 4 Part Number Qty. Description 126-2058 1 Armrest Kit 110-4163 2 Cushion-Rest, Arm 130-0845 1 Seat Belt Kit 130-0846 1 Knob-Adjuster 126-3506 1 Cover-Skirt W/Fasteners Ref. 5 6 7 8 9 25 Part Number Qty.
Motion Control Assembly 3417-674A 26 G2
Motion Control Assembly (continued) Ref. 1 2 3 5 6 7 8 9 10 11 12 13 14 15 16 17 18 18:2 Part Number Qty.
LH and RH Motion Control Assembly 3417-674A 28 G2A8
LH and RH Motion Control Assembly (continued) Ref. 1 1:2 1:3 2 3 4 5 Part Number Qty. Description 126-3773 1 Control Arm ASM 126-8909 2 Bushing 1-413152 2 Bushing-Sleeve 126-7296 1 Washer-Friction 126-8182 1 Arm-Control 117-1240 1 Washer 119-8925 1 Washer-Belleville Ref. 6 7 8 9 10 11 12 29 Part Number Qty.
Caster Wheel and Fork Assembly 3417-674A 30 H2
Caster Wheel and Fork Assembly (continued) Ref. 1 Part Number Qty. Description 2 Front Caster ASM (W/Fork) Ref. 4 5 6 ● 2 3 109-3678 126-5897 4 2 Bearing-Ball Spring Part Number Qty.
Fork and Caster Wheel Assembly 3417-674A 32 H2B1
Fork and Caster Wheel Assembly (continued) Ref. 1 2 3 Part Number Qty. Description 126-7592 1 Wheel And Tire ASM 126-4312-01 1 Fork-Caster 126-5389 1 Screw-HHF Ref. 4 5 33 Part Number Qty.
Rear Wheel Assembly 3417-674A 34 I2
Rear Wheel Assembly (continued) Ref. 1 1:1 1:2 Part Number Qty. Description 126-3280 2 Wheel And Tire ASM 126-9074 1 Wheel 120-3271 1 Tire Ref. 1:3 2 35 Part Number Qty.
Electrical Assembly 3417-674A 36 J2
Electrical Assembly (continued) Ref. 1 2 3 4 5 6 7 8 9 10 11 12 Part Number Qty. Description 63-8360 1 Key-Ignition 103-5221 1 Switch-PTO 104-8300 2 Nut-HF, NI 105-6849 1 Screw-Forming, Thread 110-6765 1 Switch 116-5609 1 Module ASM 117-1197 1 Solenoid 137-4100 1 Switch-Ignition 126-5036 1 Adapter-Harness, Wire 126-5803 1 Harness-Wire ▲ 126-6267 2 Screw-Torx 126-6499 1 Port-Power, 12V Ref. 13 14 15 16 17 19 20 23 24 25 26 Part Number Qty.
Wire Harness Assembly No.
Wire Harness Assembly No. 126-5803 (continued) Ref. 2 3 4 5 6 Part Number Qty. Description 121-8868 1 Fuse-Mini Blade, 20 Amp 126-3991 1 Relay-Micro 32180-176 1 Cover-Block, Fuse 32180-177 1 Clip-Mounting 116-0053 1 Cap-Plug Ref. 7 8 9 10 39 Part Number Qty.
Deck Lift Assembly 3417-674A 40 K2
Deck Lift Assembly (continued) Ref. 1 2 3 4 5 6 7 8 9 9:1 10 11 12 12:1 12:2 Part Number Qty. Description 126-3342-03 1 Shaft-Lift, Deck 126-3343-03 1 Shaft-Lift, Deck (Rear) 115-5065 4 Bushing-Flange 116-2887 4 Gusset-Lift, Deck 3230-22 8 Screw-CARR 104-8300 8 Nut-HF, NI 126-9181 2 Pin-Clevis 95-4064 2 Clip-Pin 126-4535 1 Bracket ASM 126-4784 1 Decal-HOC 126-4640-03 1 Angle-HOC, Lower 109-6658 4 Nut-Flange, NI 126-8877 4 Deck Chain ASM 1-633447 1 Chain-Lift, Deck 130-0742 2 Bolt-Shoulder Ref.
Deck Strut Assembly No.
Deck Strut Assembly No. 126-8365 (continued) Ref. 2 3 Part Number Qty. Description 126-8360 4 Bushing-Rubber, Suspension 108-6544 4 Spacer Ref. 4 5 6 43 Part Number Qty.
Engine Assembly 3417-674A 44 M2
Engine Assembly (continued) Ref. 1 6 8 10 10:2 10:2:1 14 14:2 14:3 14:4 23 27 29 30 32 33 41 41:1 Part Number Qty.
Deck Assembly 3417-674A 46 0
Deck Assembly (continued) Ref. 1 2 2:2 2:3 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Part Number Qty. Description 126-8956 1 Deck Decal ASM 120-5477 3 Spindle ASM 116-0720 2 Bearing-Ball 115-2641 1 Spacer-Bearing 32144-41 18 Screw-Taptite 117-7210 3 Shield-Bearing 126-7629 3 Shaft-Spindle 117-7326 3 Pulley 133-2137 3 Blade-Rotary, 16.
Deck Decal Assembly No.
Deck Decal Assembly No. 126-8956 (continued) Ref. 2 3 4 Part Number Qty. Description 93-7818 1 Decal-Torque, Blade Bolt 112-3858 1 Decal-Scalp, Anti 112-9028 2 Decal-Cover, Missing Ref. 5 6 7 49 Part Number Qty.
Deflector Assembly No.
Deflector Assembly No. 120-2451 (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 110-0759 1 Deflector-Rubber Ref. 5 6 7 51 Part Number Qty.
Attachments and Accessories For 78450 48in TITAN HD 1500 Series Riding Mower Product Name Model/Part Heavy Duty Bagger Kit ......................................................................................................................... 78431 48in Completion Kit (Heavy Duty Bagger)............................................................................................. 78433 Standard Ez Vac Bagger..................................................................................................
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