Toro 74143 Parts Catalogue

PartsCatalog

FormNo.3371-586RevB

ZMaster

with52inTURBOFORCE

®

RidingMower

®

SideDischarge

Mower

ModelNo.74143—SerialNo.312000001andUp

Registeratwww.T oro.com.
OriginalInstructions(EN)

*3371-586*B

OrderingReplacementParts

Toorderreplacementparts,pleasesupplythepartnumber,
thequantity ,andthedescriptionofeachpartdesired.

UnderstandingReferenceNumbers

Eachidentiedpartinanillustrationhasareference
number.Thereferencenumberforapartalsoappearsin
thepartslist,alongwithotherinformationaboutthepart.

Thiscatalogusestwospecialreferencenumberformats,
onetoindicatepartsinaserviceassemblyandanotherto
indicatethequantityofagivenpartinanillustration.

ServiceAssemblyReferenceNumbers

Partsinserviceassemblieshavereferencenumbersinthe
forma:b.Thearepresentsthereferencenumberofthe
entireserviceassemblyandthebrepresentsasequential
numberuniquetoeachpartwithintheserviceassembly.

ListofAbbreviations

AR:asrequired

ASM:assembly

BBC:bladebrakecontrol

BHTF:buttonheadthreadforming

CARR:carriage

CCW:counterclockwise

CW:clockwise

DEG:degrees

DPA:DualPointAdjustment

ECM:electroniccontrolmodule

EXT:external

FH:athead

GA:gauge

HD:heavy-duty

HF:hexange

HH:hexhead

HHF:hexheadange

HHFTF:hexheadangethread

forming

HJ:hexjam

HLH:hexlaghead

HOC:height-of-cut

HSBH:hexsocketbuttonhead

HSFH:hexsocketathead

HSH:hexsockethead

HWH:hexwasherhead

HWHTF:hexwasherheadthread

forming

HYD:hydraulic

LH:lefthand

LPG:LiquidPropaneGas

NI:nyloninsert

NPTF:nationalpipethreadne

PFH:phillipsathead

PPH:phillipspanhead

PPHTF:phillipspanheadthread

forming

PRH:phillipsroundhead

PTH:phillipstrusshead

PTO:power-take-off

RH:righthand

ROPS:roll-overprotectionsystem

Forexample,awheelassemblymightbeidentiedby
referencenumber6,thetireby6:1,thevalveby6:2,and
thewheelby6:3.Whenyouordertheassemblyidentied
byreferencenumber6,youreceiveallpartsidentiedby
referencenumbers6:1,6:2,and6:3.However,youmay
alsoorderanypartindividually.Referencenumbersofthis
typeappearinillustrationandinpartslists.

ReferenceNumbersIndicatingQuantity

Inanillustration,ifareferencenumberindicatesmorethan
onepart,thereferencenumberhastheformnXy .Then
representsthequantityofthepart,theXisthemultiplication
symbol,andtheyrepresentsthereferencenumber.

Forexample,inanillustration,thereferencenumber2X37
meansthattwoofthepartsidentiedbyreferencenumber
37areindicated.

RRB:rearrollerbrush

SFH:slottedllisterhead

SHH:slottedhexhead

SHWH:slottedhexwasherhead

SPH:slottedpanhead

SQH:squarehead

SRH:slottedroundhead

STD:standard

TAP:selftapping

TTH:torxtrusshead

2

Contents

FrameandCasterWheelAssembly...........................................................................4

Roll-OverProtectionSystemAssemblyNo.116-0231............................................................5

CasterForkandWheelAssembly.............................................................................6

HydroDriveSystemAssembly................................................................................7

RHTransaxleAssemblyNo.117-2610.........................................................................8

LHTransaxleAssemblyNo.117-2611........................................................................10

HydroIdlerArmAssembly..................................................................................12

FuelTankandHoseAssembly...............................................................................13

SeatMountingAssembly...................................................................................14

SeatAssemblyNo.120-7886...............................................................................15

MotionControlAssembly...................................................................................16

ParkingBrakeAssembly....................................................................................17

Engine,MuferandControlPanelAssembly...................................................................18

DeckLiftAssembly.........................................................................................20

Height-of-CutAssemblyNo.120-2530........................................................................21

DeckAssembly............................................................................................22

DeckDecalAssemblyNo.120-2351.........................................................................23

DeectorAssemblyNo.120-2451............................................................................24

IdlerAssembly............................................................................................25

ElectricalAssembly........................................................................................26

AttachmentsandAccessories...............................................................................27

©2012—TheToro®Company
8111LyndaleAvenueSouth
Bloomington,MN55420

Contactusatwww.Toro.com.

3

PrintedintheUSA.

AllRightsReserved

FrameandCasterWheelAssembly

Ref.

PartNumber

Qty.Description

11-5136582Bumper
4104-830110Nut-Flange,NI
6116-63802
7

109-98691Bumper-Rear,LH

7:2103-20761

Bumper-Rubber(W/Stud)

Decal-Caution
8116-0024-011Floorpan
9116-0508-031Bumper-Rear,RH

10120-32801

10:2109-72321

MotionControlCover,RH

Decal-MotionControl

10:3116-59441Decal-ParkBrake

11120-32791

11:2109-72321

12116-02311
13117-85811

MotionControlCover,LH

Decal-MotionControl

ROPSASM

FrameASM

13:268-36401Decal
13:4116-16541Decal-FuelFill
13:5120-58912Decal

Ref.

PartNumber

13:7116-33031
13:8116-48581
13:9117-11582Decal-Bypass

14120-7896-031
152
16119-26911

16:267-73201Decal

17107-31542Nut-Push
183231-22
193231-253
2132144-104
221-8110102Plug
23120-32651
24119-2607-031
303234-212
31104-72014Nut-HF
32121-4773-012Weight

Qty.Description

7

Decal-Slope
Decal-SparkArrester

Guard-Mufer
FrontCasterASM
RearGuardASM

Screw-CARR
Bolt-CARR
Screw-HWH

Grommet
Guard-Mufer,Side
Screw-HHF

●

13:6116-02052Decal-BeltDrive

●

Notservicedseparately

3371-586B4A2

Roll-OverProtectionSystemAssemblyNo.116-0231

Ref.

PartNumber

11
21
3109-66532
41

4:2107-21021

5

109-53372
6116-01042
7

99-51076Nut-Lock
83233-102
9325-174

10109-95054

Qty.Description

LHROPSLegASM
RHROPSLegASM
Spacer
UpperROPSASM
Decal-Warning,FoldingROPS
Bumper-ROPS
SpringPinASM

Screw-CARR
Screw-HH
Washer-Spring

●

●

●

11109-92331Bumper-Push-In,Rubber
12116-00901
14116-09602

●

Notservicedseparately

A2A153371-586B

Decal-Caution
Spacer

CasterForkandWheelAssembly

Ref.

PartNumber

11-5435092Bearing-Roller,T apered
21-5435111
31-632511-011
41-6335083Washer-Bellville
5

103-53621

5:11

5:1:21-6335842

5:2103-31551

●

Notservicedseparately

3371-586B6A2A2

Qty.Description

Seal-Grease
Caster

WheelAndBearingASM
WheelAndTireASM
Bearing-Cup
Axle-Caster

Ref.

PartNumber

5:3103-30512
5:4103-00632
5:5

1-6335852
6103-48821
7

●

3296-511Nut-Lock,NI
8103-27682
9325-361

103296-231Nut-Lock,NI

Qty.Description

Spacer-Nut
Seal-Caster
Bearing-Cone,T aper
Cap-Grease

Guard-Seal
Screw-HH

HydroDriveSystemAssembly

Ref.

PartNumber

1104-72012Nut-HF
2117-11934
3119-26421Hose-HYD
43230-96
5

99-68102
6117-99711
7

109-22501Vent-T ank,Hydro

7:1109-33201

83230-302
9242-508Nut-Lug

10119-26752
10:1120-32731Wheel
10:2120-32701Tire
10:3232-271

11119-26891Hose-HYD

121

13105-77881

●

Notservicedseparately

B273371-586B

Qty.Description

Clamp-Hose

Screw-CARR
Screw-HH
Bolt-Carriage

Cap-Reservoir,HYD
Screw-CARR

WheelAndTireASM

Stem-Valve

HydroIdlerArmASM
Spacer

Ref.

PartNumber

1493-16221Pulley-Idler
15109-66581Nut-Flange,NI
16104-830010Nut-Flange,NI
171148601Belt-V
18115-49902Rod-Bypass
193256-232Washer-Flat
201-8060032
21109-36522
2294-79722
2337-87712
24117-26101
25109-64491Fitting-Elbow,90

25:1237-421

26117-26111
27117-85851

●

283256-241Washer-Flat

Qty.Description

Pin-Cotter,Hair
Spacer-Hydro
Screw-HHW/Loctite
Bolt-Shoulder
RHTransaxleASM

O-Ring
LHTransaxleASM
Shaft-Cross,Hydro

RHTransaxleAssemblyNo.117-2610

3371-586B81

RHTransaxleAssemblyNo.117-2610(continued)

Ref.

PartNumber

1121-32311RHMainHousingKit
2121-32321
7

117-535916
11104-21891
13104-21471
23109-33211
32114-16851Rod-Bypass
34107-24901Arm-Bypass
40104-53041
42104-21161
43112-98531Puck-Friction
45114-84911Washer
50120-55371
51120-55381Washer
55

104-53081
60109-28651Bearing-Thrust
64114-16891
65121-32351Bearing-Thrust,Plastic

69121-32361
70104-53391Washer-Flat
72120-79721
73114-16911
74104-53601Washer
8094-19332Washer
81120-79731

Qty.Description

RHSideCoverKit
Screw-HHF
Plug-Thread,Straight
Sealant
Element-OilFilter,HYD

Swashplate-Trunnion
Stud

Spring-Compression

Spacer

MotorCylinderBlockKit

Cage
7PistonBlockASM

Gear-13T
Shaft-Motor

Gear-46T

●

Ref.

100114-16971Pawl-Brake
101120-79771
102125-00211Handle-Brake
105121-32423
106120-79811

1561 15-50571
158104-53301Magnet-Ring
200121-32431
201121-32441
2021 14-84641
203121-32461
207121-32471FanAndPulleyKit
2091 14-84671Hub-Puller,4Bolt
210121-32481
211117-53621

PartNumber

82120-79741
83104-53291
91121-32371
92120-79751
93114-16961Bearing-Ball
94121-32381
95104-21431Bearing-Ball
97109-59391HubKit
99109-35361Nut-Hub

111109-32781

Qty.Description

Gear-11T
Pin-Jackshaft
Gear-54T
Spacer

Shaft-Axle

BrakeShaftKit

Screw-HF
Guard-Filter,RH
Adapter-Straight
Cover-Nut,Axle

SealKit
RHCenterSectionKit
ChargeReliefKit
ChargePumpKit

InputShaftKit
ArmControlKit

●

Notillustrated

93371-586B