John Deere 4045HFK04 Parts & Accessories

Q: How do I find the right part for my 4045HFK04?

Search by John Deere part number or browse by category on this page. Every part shown is matched to the John Deere 4045HFK04 by its compatible-models data.

880 parts and accessories that fit the John Deere 4045HFK04. Genuine OEM and quality aftermarket, from an authorized John Deere dealer. Ship nationwide or pick up locally.

Shop 4045HFK04 parts by category

Seals, Gaskets & O-rings (200)Hardware (192)Electrical Parts (89)Engine Auxiliaries (82)Engine Parts (81)Hydraulic Parts (69)Sensors (37)Sheet Metal & Body Parts (32)Bearings & Bushings (30)Filters (24)Belts & Chains (15)Drivetrain Parts (11)

Filter Housing, Long Primary Filter

Part #DZ121568

$883.61

John Deere

V-Belt, Poly-Rib 2385MM Endurance 2

Part #DZ124645

$108.13

John Deere

Filter Housing, Medium Secondary Fi

Part #RE572419

$277.55

John Deere

Line, Turbochnager Oil Supply S350

Part #DZ100358

$164.73

John Deere

Exhaust Valve, 4045 FT4 12V Exhaust

Part #DZ107232

$1,466.82

John Deere

Wiring Harness, Remote Mounted ECU

Part #DZ108000

$3,675.25

John Deere

Temperature Sensor, Doc/Scr

Part #RE569030

$496.04

John Deere

Water Pump, Assembly High Flow

Part #RE546918

$504.81

John Deere

Size 2 Atd Strap

Part #DZ100478

$81.89

John Deere

Gasket, Turbo Oil Outlet

Part #DZ120384

$5.76

John Deere

Bracket, Sensor Manifold and Wiring

Part #R533875

$77.19

John Deere

Engine Oil Press. Sensor

Part #RE544098

$131.94

John Deere

Diesel Oxidation Catalyst, Doc-Inle

Part #RE568885

$5,449.00

John Deere

Bracket, Atd Base

Part #DZ100445

$915.45

John Deere

Cover, Timing Gear Aux Drive, High

Part #DZ10380

$1,146.17

John Deere

Exhaust Pipe, Atd

Part #RE567964

$717.76

John Deere

Converter, FT4 Size 2 Eiao Scr

Part #DZ102316

$5,491.80

John Deere

Bracket, Ocv and Sensor Manifold As

Part #R531946

$197.98

John Deere

Hose, Ocv Vent 4045

Part #DZ107352

$29.01

John Deere

V-Belt, Poly-Rib

Part #DZ119024

$47.49

John Deere

DEF Line, Suction Line

Part #RE561940

$321.51

John Deere

Dipstick Tube, Oil Filler Dipstick

Part #R530939

$43.15

John Deere

Manifold Air Press. Sensor, Manifol

Part #RE537639

$161.22

John Deere

Bracket, OEM 12V Grid Heater Relay

Part #DZ10174

$59.00

John Deere

Wiring Harness, Cable Assembly Rela

Part #DZ103146

$58.36

John Deere

Wiring Harness, Cable Assembly Rela

Part #DZ103147

$68.21

John Deere

Wiring Harness, Jumper Grid Heater

Part #DZ103655

$68.08

John Deere

Wiring Harness, 12V Relay Cable Ass

Part #DZ103667

$649.17

John Deere

Turbocharger, Low Compressor Discha

Part #DZ109314

$721.60

John Deere

Tube, Ocv Inlet 4045

Part #DZ105479

$48.05

John Deere

Fuel Line, HP Fuel Pump Cross Over

Part #DZ108948

$66.22

John Deere

Short Block Assembly, 4045 IT4/FT4

Part #DZ109728

$9,184.04

John Deere

Wiring Harness, Engine Mount Aftm J

Part #RE561162

$272.92

John Deere

Strap, Size 2 Atd

Part #DZ126502

$127.96

John Deere

Fuel Line, Manifold to Fuel Filter

Part #DZ106561

$63.40

John Deere

Hose, Ocv Oil Drain

Part #DZ129878

$19.16

John Deere

Turbocharger Oil Supply

Part #RE551069

$103.06

John Deere

Bracket, Atd Base

Part #DZ126499

$509.40

John Deere

DEF Line, Backflow Line

Part #RE561941

$247.13

John Deere

Line, Coolant Return 4045 IT4 Exha

Part #RE571267

$98.18

John Deere

DEF Line, Pressure Line

Part #RE561035

$371.45

John Deere

Tube, Straight OEM, 3"

Part #RE570713

$1,607.81

John Deere

Short Block Assembly, 4045 IT4/FT4

Part #DZ109726

$9,184.47

John Deere

Temp & Nox Atd Bracket

Part #RE567788

$148.53

John Deere

Temperature Sensor, (EGR Temp)

Part #RE537636

$84.76

John Deere

Filter Head, Ocv

Part #DZ106088

$275.49

John Deere

Hose, Straight Turbo Intake Boot

Part #RE543756

$103.90

John Deere

Bushing, Class D

Part #28H1537

$17.15

John Deere

Oil Pan, With Bushing

Part #DZ107558

$163.92

John Deere

Oil Pan, With Bushing

Part #DZ128869

$199.25

John Deere

Bracket, Harness Support FT4 4045

Part #RE568632

$109.91

John Deere

Wiring Harness, IT4, S350 Fuel Filt

Part #RE544985

$376.15

John Deere

DEF Line, Suction Line 1450MM, Stra

Part #RE560902

$347.45

John Deere

Bracket, S350 6068 FT4 Harness Supp

Part #DZ112903

$23.06

John Deere

Oil Pump Intake

Part #RE527845

$85.08

John Deere

Fuel Temperature Sensor

Part #RE538127

$77.24

John Deere

Exhaust Pipe, FT4 Size 2 Non-Dpf Ao

Part #RE568700

$1,375.34

John Deere

Engine Overhaul Kit, S350 4045 FT4

Part #DZ109779

$2,174.10

John Deere

Air Intake, Manifold As

Part #DZ10423

$535.45

John Deere

Fuel Line, Common Rail to Fuel Inje

Part #DZ108951

$61.58

John Deere

Shop all 880 4045HFK04 parts →

John Deere 4045HFK04 parts — frequently asked

How many parts fit the John Deere 4045HFK04?

Koenig Marketplace lists 880 parts and accessories that fit the John Deere 4045HFK04, including seals, gaskets & o-rings, hardware, electrical parts, engine auxiliaries.

Are these genuine John Deere parts for the 4045HFK04?

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 4045HFK04.

How do I find the right part for my 4045HFK04?

Search by John Deere part number or browse by category above. Every part shown is matched to the John Deere 4045HFK04 by its compatible-models data.

Can I get 4045HFK04 parts shipped or pick them up locally?

Both. Koenig ships John Deere 4045HFK04 parts nationwide, and you can also pick up at one of Koenig's stores.

Parts for other John Deere models

John Deere S690 John Deere 8400 John Deere 8200 John Deere 9600 John Deere T670 John Deere W650 John Deere T660 John Deere 6130M John Deere T560 John Deere W660 John Deere 6140M John Deere 8300