SCREW, FLANGED, METRIC
Part #: 19M9028
$4.62
John Deere 4045HSG21 Parts & Accessories
111 parts and accessories that fit the John Deere 4045HSG21. Genuine OEM and quality aftermarket, from an authorized John Deere dealer. Ship nationwide or pick up locally.
Shop 4045HSG21 parts by category
ALTERNATOR; 12V, 65 AMP
Part #: A-RE533516
CAMSHAFT
Part #: A-RE56375
OIL COOLER
Part #: A-RE59296
THERMOSTAT
Part #: A-RE64354
PLUG, CAP
Part #: AR106083
$6.44
FAN
Part #: AT31819
$248.03
COVER, TIMING GEAR
Part #: DZ102321
$822.02
FUEL LINE, FILTER TO PUMP
Part #: DZ106394
$53.88
OIL PAN, OIL PAN
Part #: DZ106825
$431.87
SPACER, FAN, 4 HOLES, 49.5MM
Part #: DZ108086
$28.00
ROCKER ARM SHAFT, 4045 2-VALVE EWL
Part #: DZ109955
$320.36
ENGINE KIT, COOLANT PUMP REBUILD 40
Part #: DZ110052
$306.07
FUEL LINE, HP - 80KW - 4 CYL
Part #: DZ110443
$297.90
GASKET, GASKET, ROCKER ARM COVER
Part #: DZ111056
$39.76
PLATE, FRONT, ROTARY PUMP
Part #: DZ113166
$204.64
ALTERNATOR, ALTERNATOR, 14V 120A
Part #: DZ114956
$305.81
SHIM, WASHER, FRICTION
Part #: DZ115432
$27.34
V-BELT, BELT, POLY RIB
Part #: DZ119059
$47.67
FUEL PUMP, TRANSFER, HOR. OUTLET
Part #: DZ120068
$64.13
SHORT BLOCK ASSEMBLY, 4045
Part #: DZ120773
$8549.93
DRAIN VALVE, WITH 15.88 OUTLET
Part #: DZ124157
$84.64
WATER PUMP, ASSEMBLY LOW FLOW
Part #: DZ128225
$567.94
COVER, TIMING GEAR, NON AUX DRIVE,
Part #: DZ128252
$321.02
REGULATOR, VOLTAGE
Part #: H144094
$336.18
WATER FILTER
Part #: PMWF2051
$27.80
WATER FILTER
Part #: PMWF2071
$25.00
BRACKET
Part #: R116116
$25.79
PULLEY, WATER PUMP
Part #: R121038
$86.66
WATER PUMP CONNECTION, ELBOW
Part #: R121635
$30.73
PISTON PIN
Part #: R123177
$76.54
CLAMP
Part #: R123323
$4.63
HOUSING, OIL COOLER
Part #: R123471
$191.98
PULLEY, FAN DIAMETER 140
Part #: R128658
$143.47
TUBE, WATER PUMP BY-PASS
Part #: R135179
$83.55
BRACKET, (S350 MANUAL TENSIONER)
Part #: R500333
$62.49
HOSE FITTING, FITTING
Part #: R500731
$11.64
BUSHING
Part #: R501018
$76.30
WASHER, SPECIAL
Part #: R501065
$0.75
ADAPTER FITTING, ADAPTATEUR, ECHAPP
Part #: R502009
$125.49
DIPSTICK TUBE, CRANKCASE
Part #: R502604
$20.19
OIL PAN, 20.5 LITER, 35 DEG OFF LEV
Part #: R503784
$1962.89
PULLEY, (CRANKSHAFT)
Part #: R503880
$127.30
FAN
Part #: R505711
$64.70
COVER, THERMOSTAT
Part #: R516175
$119.38
EXHAUST MANIFOLD, 4CYL
Part #: R517017
$553.45
BRACKET, 350S MANUAL TENSIONER REAR
Part #: R522047
$72.32
BRACKET, 35OS NON TENSIONER FRONT B
Part #: R522048
$177.38
CAP SCREW, SPECIAL HEX FLANGED
Part #: R522679
$1.29
CLAMP, FUEL INJECTOR
Part #: R522965
$13.05
WASHER,SEALING
Part #: R530622
$0.30
WASHER, BANJO
Part #: R530624
$1.92
HOLLOW SCREW
Part #: R530625
$5.14
SPACER, IDLER PULLEY
Part #: R536737
$10.97
GASKET, TIMING GEAR COVER
Part #: R545881
$37.75
O-RING
Part #: R56464
$1.36
GASKET, FUEL INJECTION PUMP
Part #: R97354
$5.10
GEAR, UPPER IDLER, W/BUSHING
Part #: RE500631
$432.83
FILLER NECK, OIL
Part #: RE501377
$72.09
FUEL LINE, TRANSFER PUMP TO FUEL FI
Part #: RE502777
$49.81
John Deere 4045HSG21 parts — frequently asked
How many parts fit the John Deere 4045HSG21?
Koenig Marketplace lists 111 parts and accessories that fit the John Deere 4045HSG21, including engine parts, engine auxiliaries, hardware, hydraulic parts.
Are these genuine John Deere parts for the 4045HSG21?
Yes — Koenig is an authorized John Deere dealer, so you'll find genuine OEM John Deere parts alongside quality aftermarket options that fit the John Deere 4045HSG21.
How do I find the right part for my 4045HSG21?
Search by John Deere part number or browse by category above. Every part shown is matched to the John Deere 4045HSG21 by its compatible-models data.
Can I get 4045HSG21 parts shipped or pick them up locally?
Both. Koenig ships John Deere 4045HSG21 parts nationwide, and you can also pick up at one of Koenig's stores.
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