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John Deere 4990 — parts for your machine

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Scoped to your 4990

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Every part below is fitment-verified for your 4990.

Engine

Shop all John Deere Engine
  • Tube

    $16.07

    Fits your model

    Tube

    John Deere · RE68748

    Ships today from Belle Glade, FL

  • Insert

    $71.66

    Fits your model

    Insert

    John Deere · RE508566

    Ships today from Belle Glade, FL

  • Exhaust Valve

    $23.64

    Fits your model

    Exhaust Valve

    John Deere · R90692

    Ships today from Belle Glade, FL

  • Intake Valve

    $19.05

    Fits your model

    Intake Valve

    John Deere · R98062

    Ships today from Belle Glade, FL

  • Thermostat

    $23.29

    Fits your model

    Thermostat

    John Deere · DZ120917

    Ships today from Belle Glade, FL

  • Water Pump Reman

    $352.28

    Fits your model

    Water Pump Reman

    John Deere · SE501610

    Ships today from Belle Glade, FL

  • Rotator

    $13.97

    Fits your model

    Rotator

    John Deere · RE60005

    Ships today from Belle Glade, FL

  • Idler

    $78.73

    Fits your model

    Idler

    John Deere · RE505264

    Ships today from Belle Glade, FL

Electrical

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  • Elec. Connector Seal

    $0.39

    Fits your model

    Elec. Connector Seal

    John Deere · 57M7259

    Ships today from Belle Glade, FL

  • Elec. Connector Seal

    $0.27

    Fits your model

    Elec. Connector Seal

    John Deere · R78059

    Ships today from Belle Glade, FL

  • Elec. Connector Seal

    $0.36

    Fits your model

    Elec. Connector Seal

    John Deere · R78063

    Ships today from Belle Glade, FL

  • Key

    $5.41

    Fits your model

    Key

    John Deere · AR51481

    Ships today from Belle Glade, FL

  • Key

    $9.51

    Fits your model

    Key

    John Deere · AT195302

    Ships today from Belle Glade, FL

Hydraulics

Shop all John Deere Hydraulics
  • Filler Cap

    $27.61

    Fits your model

    Filler Cap

    John Deere · RE535560

    Ships today from Belle Glade, FL

  • Elbow Fitting

    $9.61

    Fits your model

    Elbow Fitting

    John Deere · R120467

    Ships today from Belle Glade, FL

  • Valve Kit

    $15.81

    Fits your model

    Valve Kit

    John Deere · RE60854

    Ships today from Belle Glade, FL

  • Cover

    $4.64

    Fits your model

    Cover

    John Deere · R77175

    Ships today from Belle Glade, FL

  • Drain Valve

    $4.17

    Fits your model

    Drain Valve

    John Deere · AT13740

    Ships today from Belle Glade, FL

  • Bleed Valve

    $17.99

    Fits your model

    Bleed Valve

    John Deere · RE505501

    Ships today from Belle Glade, FL

  • Orifice

    $16.22

    Fits your model

    Orifice

    John Deere · R131182

    Ships today from Belle Glade, FL

  • Fitting

    $11.66

    Fits your model

    Fitting

    John Deere · RE517370

    Ships today from Belle Glade, FL

Drivetrain & Powertrain

Shop all John Deere Drivetrain & Powertrain
  • Shaft Key

    $0.83

    Fits your model

    Shaft Key

    John Deere · 26H10

    Ships today from Belle Glade, FL

  • Ring Gear

    $91.72

    Fits your model

    Ring Gear

    John Deere · R28811

    Ships today from Belle Glade, FL

  • Yoke

    $34.06

    Fits your model

    Yoke

    John Deere · M3742T

    Ships today from Belle Glade, FL

  • Plate

    $611.17

    Fits your model

    Plate

    John Deere · YZ40281589

    Ships today from Belle Glade, FL

  • Shaft Key

    $3.60

    Fits your model

    Shaft Key

    John Deere · H137667

    Ships from supplier

  • Coupling

    $164.87

    Fits your model

    Coupling

    John Deere · H162569

    Ships from supplier

  • Shaft

    $92.89

    Fits your model

    Shaft

    John Deere · R109863

    Ships from supplier

  • Gear

    $57.32

    Fits your model

    Gear

    John Deere · H110812

    Ships from supplier

Seals, Gaskets & O-Rings

Shop all John Deere Seals, Gaskets & O-Rings
  • Gasket

    $2.18

    Fits your model

    Gasket

    John Deere · R521439

    Ships today from Belle Glade, FL

  • Seal

    $4.14

    Fits your model

    Seal

    John Deere · RE31617

    Ships today from Belle Glade, FL

  • O-Ring Kit

    $12.05

    Fits your model

    O-Ring Kit

    John Deere · RE516512

    Ships today from Belle Glade, FL

  • Gasket

    $15.73

    Fits your model

    Gasket

    John Deere · R123417

    Ships today from Belle Glade, FL

  • Plug

    $2.54

    Fits your model

    Plug

    John Deere · H23125

    Ships today from Belle Glade, FL

  • Gasket

    $2.12

    Fits your model

    Gasket

    John Deere · R502814

    Ships today from Belle Glade, FL

  • Seal

    $2.30

    Fits your model

    Seal

    John Deere · R92352

    Ships today from Belle Glade, FL

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