KTM

2 | Select A Year

400 SX

4 | Select A Sub Model

Engines & Parts for KTM 400 SX

KTM 450 525 XC ATV Engine Crank Shaft Gear from 2008 2264A

KTM 450 525 XC ATV Engine Crank Shaft Gear from 2008 2264A

$19.95 $22.92

Used Part

KTM 450 525 XC ATV Engine Crank Shaft Gear from 2008 2278A

KTM 450 525 XC ATV Engine Crank Shaft Gear from 2008 2278A

$19.95 $22.63

Used Part

Moose Complete Engine Rebuild Gasket Kit with Oil Seals

Moose Complete Engine Rebuild Gasket Kit with Oil Seals

$157.37 $155.37

New Part

Vertex Complete Engine Rebuild Gasket Kit with Oil Seals

Vertex Complete Engine Rebuild Gasket Kit with Oil Seals

$148.82 $163.70

New Part

Moose Engine Rebuild Gasket Kit W Oil Seals

Moose Engine Rebuild Gasket Kit W Oil Seals

$157.37

New Part

Engine Starter Gears 2014 KTM 350 EXC F 3290

Engine Starter Gears 2014 KTM 350 EXC F 3290

$49.95 $55.23

Used Part

Engine Starter Gears 2022 KTM 450 SXF 3348

Engine Starter Gears 2022 KTM 450 SXF 3348

$49.95 $56.92

Used Part

Engine Front Sprocket Retainer Bolt 2017 Husqvarna FX350 3303

Engine Front Sprocket Retainer Bolt 2017 Husqvarna FX350 3303

$9.95 $11.04

Used Part

Engine Front Sprocket Retainer Bolt 2022 Husqvarna FX350 3362

Engine Front Sprocket Retainer Bolt 2022 Husqvarna FX350 3362

$9.95 $11.02

Used Part

KTM 450 525 XC ATV Engine Counter Balancer from 2008 2279A

KTM 450 525 XC ATV Engine Counter Balancer from 2008 2279A

$49.95 $56.46

Used Part

KTM 450 525 XC ATV Engine Counter Balancer from 2008 2264A

KTM 450 525 XC ATV Engine Counter Balancer from 2008 2264A

$49.95 $56.97

Used Part

Wild Boar Replacement Starter Motor

Wild Boar Replacement Starter Motor

$141.55 $164.58

New Part

Rick's Electric Starter Motor

Rick's Electric Starter Motor

$132.95 $142.94

New Part

Fire Power Replacement Starter Motor

Fire Power Replacement Starter Motor

$163.03 $179.33

New Part

Moose Engine Oil Seal Kit

Moose Engine Oil Seal Kit

$53.06

New Part

Vertex Oil Seal Kit

Vertex Oil Seal Kit

$46.19 $44.21

New Part

Moose Racing Silver Aluminum Center Case Drain Plug Bolt Screw

Moose Racing Silver Aluminum Center Case Drain Plug Bolt Screw

$41.57

New Part

Moose Racing Orange Aluminum Magnetic Drain Plug Bolt Screw

Moose Racing Orange Aluminum Magnetic Drain Plug Bolt Screw

$41.57

New Part

Vertex Top End Gasket Kit for

Vertex Top End Gasket Kit for

$94.72 $98.25

New Part

Cometic Top End Gasket Kit 99mm Bore

Cometic Top End Gasket Kit 99mm Bore

$74.63 $85.76

New Part

Cometic Top End Gasket Kit 97mm Bore

Cometic Top End Gasket Kit 97mm Bore

$74.63 $85.76

New Part

Cometic Top End Gasket Kit 96mm Bore

Cometic Top End Gasket Kit 96mm Bore

$74.63 $85.76

New Part

Cometic Top End Gasket Kit 95mm Bore

Cometic Top End Gasket Kit 95mm Bore

$74.63 $85.76

New Part

ProX Forged Steel Connecting Rod Crankshaft Rebuild Kit

ProX Forged Steel Connecting Rod Crankshaft Rebuild Kit

$191.83 $211.01

New Part

Athena Connecting Rod Kit

Athena Connecting Rod Kit

$178.12 $195.93

New Part

Hot Rods Connecting Rod Kit for

Hot Rods Connecting Rod Kit for

$179.96 $217.85

New Part

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