John Deere R4038 Parts & Accessories

Q: How do I find the right part for my R4038?

Search by John Deere part number or browse by category on this page. Every part shown is matched to the John Deere R4038 by its compatible-models data.

9,003 parts and accessories that fit the John Deere R4038 — Sensors. Genuine OEM and quality aftermarket, from an authorized John Deere dealer. Ship nationwide or pick up locally.

Shop R4038 parts by category

← All categories Sensors (125)

Angle, Tread Adjust Sensor

Part #KK15189

$108.19

John Deere

Wheel Angle Sensor

Part #AKK34848

$198.02

John Deere

Fluid Level Sensor, Solution Tank L

Part #AN405548

$1,220.06

John Deere

Wheel Angle Sensor

Part #AKK34847

$270.74

John Deere

Wheel Speed Sensor

Part #AN209159

$452.44

John Deere

Fluid Level Sensor, Solution Tank L

Part #AN402898

$1,464.24

John Deere

Bracket, Tread Adjust Sensor

Part #KK15187

$90.23

John Deere

Linkage, Boom Roll

Part #KK30860

$74.55

John Deere

Holder, Target Fill Sensor

Part #KK16407

$158.57

John Deere

Angle, Bracket, Roll Sensor

Part #KK27735

$36.51

John Deere

Bracket, Outer Wing Fold Sensor Cov

Part #KK19830

$178.96

John Deere

Sensor - Assy W/Block

Part #AKK44335

$221.32

John Deere

Sensor, Monocular Camera Assembly

Part #AKK40963

$1,418.18

John Deere

Sensor, Angle

Part #AKK30455

$583.18

John Deere

Moisture Sensor, Humidity Sensor

Part #PFP24648

$344.33

John Deere

Sender, Fuel

Part #AKK63530

$293.90

John Deere

Wheel Speed Sensor

Part #AKK18769

$795.01

John Deere

Uncategorized Sensor, Tread Adjust

Part #AKK50934

$277.82

John Deere

Uncategorized Sensor, Mobile Weathe

Part #PFA11994

$3,561.76

John Deere

Mounting Parts, Mobile Weather Sens

Part #PFA12718

$947.67

John Deere

Linkage, Boom Height/Inner Wing Fol

Part #KK30858

$78.72

John Deere

Pressure Sensor, DPF Assembly

Part #RE330804

$403.94

John Deere

Position Sensor, Tread Adjust

Part #AKK17213

$463.46

John Deere

Sensor Kit, Light Sensor Assembly

Part #AKK42660

$1,412.76

John Deere

Sensor Kit, Assembly, Universal Row

Part #PF81422

$1,211.22

John Deere

Paddle, Single Sided, Autotrac Rows

Part #PFP11702

$436.58

John Deere

Sensor, Boomtrac Height

Part #AN304552

$1,877.33

John Deere

Pressure Sensor, 310MBAR Sensor 0.1

Part #AKK38453

$884.79

John Deere

Assy-Radar Speed

Part #AN206154

$1,401.43

John Deere

Temperature Sensor, Doc/Dpf/Scr 800

Part #RE575420

$507.66

John Deere

Temperature Sensor, Gen 2.0 Inline

Part #DZ113087

$679.16

John Deere

Transducer, Pressure 0-10000 PSI

Part #AKK19076

$138.01

John Deere

Linkage, Outer Wing Fold

Part #KK30862

$82.36

John Deere

Chemical Sensor, Nox, 12 V 615 MM L

Part #RE553440

$507.28

John Deere

Sensor, Oil Presence

Part #RE566141

$242.57

John Deere

Thermocouple, Thermostat, Refrigera

Part #RE592738

$61.40

John Deere

Speed Sensor, Flowmeter

Part #AKK23982

$229.94

John Deere

Position Sensor, Boomtrac Height

Part #AKK32334

$1,711.12

John Deere

Sensor Kit, Filter Bypass Sensor

Part #AKK23813

$425.51

John Deere

Pressure Sensor, 13.8 Bar Sensor

Part #AKK49736

$130.84

John Deere

Sensor, Rotary Position

Part #RE561423

$219.90

John Deere

Repair Kit, Sol Pump Speed Sensor R

Part #AN305348

$199.49

John Deere

Sensor, Evaporator Thermister

Part #RE556936

$105.51

John Deere

Sensor, Rotary Position

Part #RE330747

$83.25

John Deere

Brake Pedal Position Sensor

Part #RE596480

$279.13

John Deere

Sensor Kit, LED Light Dongle - Fend

Part #TA19217

$85.82

John Deere

Speed Sensor, H1 Series

Part #AT416949

$545.67

John Deere

Temp Sensor, Gen 2.0 Inline, 300/300/

Part #DZ123016

$462.27

John Deere

Pressure Sensor, Solution

Part #AKK13435

$367.88

John Deere

Pressure Sensor, AC Low Pressure Se

Part #TA21684

$40.88

John Deere

Sensor, Oil Presence

Part #RE578890

$306.10

John Deere

Temperature Sensor, Doc/Dpf 1200 MM

Part #RE552185

$541.58

John Deere

Temperature Sensor, Scr 1200 MM Lea

Part #RE552186

$416.04

John Deere

Sensor, Water in Fuel

Part #RE539872

$108.34

John Deere

Sensor

Part #RE522685

$67.51

John Deere

Sensor, Rotation, Hall 2CH +/-120DE

Part #AXE14246

$150.69

John Deere

Sensor, Steering Wheel Position

Part #RE305619

$186.94

John Deere

Sensor Kit, GEN3

Part #DZ130066

$780.36

John Deere

Sensor

Part #A-RE556936

$49.04

A&I Products

Sensor, Rotary

Part #A-AXE14246

$89.83

A&I Products

Shop all 125 R4038 parts →

John Deere R4038 parts — frequently asked

How many parts fit the John Deere R4038?

Koenig Marketplace lists 9,003 parts and accessories that fit the John Deere R4038, including sensors.

Are these genuine John Deere parts for the R4038?

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 R4038.

How do I find the right part for my R4038?

Search by John Deere part number or browse by category above. Every part shown is matched to the John Deere R4038 by its compatible-models data.

Can I get R4038 parts shipped or pick them up locally?

Both. Koenig ships John Deere R4038 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