John Deere R4045 Parts & Accessories

Q: How do I find the right part for my R4045?

Search by John Deere part number or browse by category on this page. Every part shown is matched to the John Deere R4045 by its compatible-models data.

9,216 parts and accessories that fit the John Deere R4045. Genuine OEM and quality aftermarket, from an authorized John Deere dealer. Ship nationwide or pick up locally.

Shop R4045 parts by category

Hardware (1,933)Sheet Metal & Body Parts (1,569)Electrical Parts (1,382)Hydraulic Parts (1,273)Seals, Gaskets & O-rings (695)Crop Care Unit Parts (557)Operator Station (330)Engine Auxiliaries (260)Engine Parts (172)Bearings & Bushings (154)Lights & Accessories (124)Sensors (111)

Hydraulic Hose, Tread Adjust, Fl Tr

Part #AKK11010

$88.45

John Deere

Air Flow Tube, Aal Bundle Assy

Part #AKK11254

$81.09

John Deere

Air Flow Tube, Aal Bundle Assy

Part #AKK15952

$121.75

John Deere

Hydraulic Hose, Charge Flush Mid Fr

Part #AKK23043

$114.88

John Deere

Battery Cable, Src Power

Part #AN404423

$108.66

John Deere

Hydraulic Hose - Fabricate, LH, Air

Part #AN404690

$75.36

John Deere

Air Flow Tube, Load Command Supply

Part #AN405191

$48.75

John Deere

Air Flow Tube, Load Command Air Lin

Part #AN405192

$64.31

John Deere

Hydraulic Motor, 107CC, Bent Axis

Part #AN405719

$14,176.51

John Deere

Bracket, ISO Less Application Syste

Part #KK25405

$89.09

John Deere

Bracket, RH Fenderwell Cover

Part #KK34518

$70.49

John Deere

Bracket, RH Fenderwell Cover

Part #KK34721

$87.62

John Deere

Bracket, Wheel Hub, Park Brake Hose

Part #N407973

$50.15

John Deere

Bracket, Fl Park Brake Hose Support

Part #N407974

$37.84

John Deere

Bracket, Di Strainer

Part #N408435

$108.25

John Deere

Bracket, Speed Symbol

Part #N408675

$87.46

John Deere

Plate, Speed Symbol

Part #N408676

$32.73

John Deere

Bracket, Load Command Air Valve

Part #N408960

$39.66

John Deere

Label, R4045 RH Hood

Part #N412462

$24.21

John Deere

Label, R4045 LH Hood

Part #N412463

$21.46

John Deere

Hydraulic Motor Reman

Part #RM100090

$10,223.57

John Deere Reman

Arm, Sol Tank Valve Handle Ext

Part #AN405859

$44.45

John Deere

Bracket, Tensioner

Part #AN405910

$124.02

John Deere

Sensor Wiring Harness, Boomtrac Pro

Part #BKK11653

$3,121.80

John Deere

Suction Hose, 6.8L Air Intake

Part #KK13254

$47.28

John Deere

Guard, RH Fan

Part #KK57204

$103.80

John Deere

Label, Inject / Recirculate

Part #N404954

$8.12

John Deere

HD Suction/Discharge Hose 2" JDS205

Part #PM112CL200

$2.83

John Deere

Wiring Harness, Atd Temp

Part #AKK11078

$1,339.70

John Deere

Sensor Wiring Harness, Sensors 1000

Part #AKK14473

$2,229.58

John Deere

Hydraulic Hose, Propel

Part #AKK15948

$380.00

John Deere

Hydraulic Hose - Fabricate

Part #AKK15949

$130.15

John Deere

Support, Row Crop Fender Class IV C

Part #AKK16918

$708.66

John Deere

Support, Row Crop Fender Class IV C

Part #AKK16919

$746.75

John Deere

Support, Float Fender Class IV Chas

Part #AKK16920

$905.58

John Deere

Support, Float Fender Class IV Chas

Part #AKK16921

$932.77

John Deere

Hydraulic Hose - Fabricate, Service

Part #AKK16959

$121.04

John Deere

Support, Fender Class IV Chassis

Part #AKK17071

$1,120.21

John Deere

Support, Fender Class IV Chassis

Part #AKK17072

$1,020.89

John Deere

Support, Float Fender Class IV Chas

Part #AKK17075

$1,342.64

John Deere

Support, Float Fender Class IV Chas

Part #AKK17078

$1,311.72

John Deere

Hydraulic Motor, 107CC, Bent Axis

Part #AKK22748

$15,917.36

John Deere

Lever, Handle Assy, Multifunction

Part #AKK23770

$1,848.15

John Deere

Armrest, Command Arm Assy, RH

Part #AKK23771

$4,517.16

John Deere

Hydraulic Motor, H1B 110

Part #AKK24322

$7,294.28

John Deere

Air Flow Tube, Aal Bundle Assy

Part #AKK25466

$122.96

John Deere

Hydraulic Hose, Mid-Frame Bundle

Part #AKK25863

$482.82

John Deere

Hydraulic Hose, Mid-Frame Bundle

Part #AKK25864

$519.42

John Deere

Hydraulic Hose, Mid-Frame Bundle

Part #AKK25865

$588.72

John Deere

Hydraulic Hose, Mid-Frame Bundle

Part #AKK25866

$552.76

John Deere

Hose, Assy Dry Compressed Air

Part #AKK30504

$212.30

John Deere

Battery Cable, Alternator

Part #AKK31307

$132.84

John Deere

Wheel Assy, 46 X DW21B 12 X

Part #AKK32108

$2,773.82

John Deere

Hose, Cab Heater Coolant Return

Part #AKK32707

$25.57

John Deere

Bail, Tube Assembly, Wheel Shield R

Part #AN206494

$1,246.57

John Deere

Bail, Tube Assembly, Wheel Shield L

Part #AN206495

$1,169.79

John Deere

Wheel, W28 X 46 - Denali

Part #AN402398

$3,305.88

John Deere

Tank, Rinse 170 Gal With Fittings

Part #AN402576

$3,102.04

John Deere

Support, Float Fenders

Part #AN403011

$405.40

John Deere

Support, Float Fenders

Part #AN403012

$427.79

John Deere

Shop all 9,218 R4045 parts →

John Deere R4045 parts — frequently asked

How many parts fit the John Deere R4045?

Koenig Marketplace lists 9,216 parts and accessories that fit the John Deere R4045, including hardware, sheet metal & body parts, electrical parts, hydraulic parts.

Are these genuine John Deere parts for the R4045?

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 R4045.

How do I find the right part for my R4045?

Search by John Deere part number or browse by category above. Every part shown is matched to the John Deere R4045 by its compatible-models data.

Can I get R4045 parts shipped or pick them up locally?

Both. Koenig ships John Deere R4045 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