Google Rating 4.8 Read our reviews
FREE SHIPPING OVER $150* Learn More
PRICE MATCH GUARANTEE* Learn More
30 DAY FLAT FEE RETURNS*

Your cart

Your cart is empty

Continue shopping

Parts Finder Pro

    • Search

    2025 KTM 125 SX

    190 Results

    Clear all

    190 Results

    No results

    $
    to
    $

    The highest price is $512.99

    Clear all
    Bulky
    Putoline MX9 Engine Oil (2T)
    Putoline

    from $33.99

    Putoline MX9 Engine Oil (2T)

    from $33.99

    Top End Rebuild Kit (A)
    Vertex

    $324.99 $341.99

    Top End Rebuild Kit (A)

    $324.99 $341.99

    Top End Rebuild Kit (C)
    Vertex

    $324.99 $341.99

    Top End Rebuild Kit (C)

    $324.99 $341.99

    Trail Tech Striker Computer KTM / Husqvarna '19-'22
    Trail Tech

    $318.99 $334.99

    Trail Tech Striker Computer KTM / Husqvarna '19-'22

    $318.99 $334.99

    Trail Tech Vapor Computer KTM / Husqvarna '19-'22
    Trail Tech

    $318.99 $334.99

    Trail Tech Vapor Computer KTM / Husqvarna '19-'22

    $318.99 $334.99

    Top End Rebuild Kit VTK23928B-5
    Vertex

    $317.99 $333.99

    Top End Rebuild Kit VTK23928B-5

    $317.99 $333.99

    KoubaLink 38mm Lowering Link KTM11-5A - Black
    KoubaLink

    $303.99 $319.99

    KoubaLink 38mm Lowering Link KTM11-5A - Black

    $303.99 $319.99

    Trail Tech Voyager Pro Mounting Dock Kit
    Trail Tech

    $275.99 $289.99

    Trail Tech Voyager Pro Mounting Dock Kit

    $275.99 $289.99

    Trail Tech Endurance II Computer KTM / Husqvarna / Husa / GasGas
    Trail Tech

    $256.99 $269.99

    Trail Tech Endurance II Computer KTM / Husqvarna / Husa / GasGas

    $256.99 $269.99

    Complete Gasket Set with Oil Seals 8110042
    Vertex

    $203.99 $214.99

    Complete Gasket Set with Oil Seals 8110042

    $203.99 $214.99

    Quantum In-Tank EFI Fuel Pump
    Quantum Fuel Systems

    $199.99 $209.99

    Quantum In-Tank EFI Fuel Pump

    $199.99 $209.99

    All Balls Racing Crankshaft Bearing Kit (24-1097)
    All Balls Racing

    $191.99 $205.99

    All Balls Racing Crankshaft Bearing Kit (24-1097)

    $191.99 $205.99

    Bulky
    Putoline Coolant NF
    Putoline

    from $13.99

    Putoline Coolant NF

    from $13.99

    WOSSNER CONROD KTM SX125 16-20, SX150 16-20
    Wossner

    $189.99 $199.99

    WOSSNER CONROD KTM SX125 16-20, SX150 16-20

    $189.99 $199.99

    Wossner Piston KTM 125 EXC 01-14
    Wossner

    $170.99 $179.99

    Wossner Piston KTM 125 EXC 01-14

    $170.99 $179.99

    Wossner Piston KTM 125 SX 07+ / Husqvarna TC125 14+
    Wossner

    $170.99 $179.99

    Wossner Piston KTM 125 SX 07+ / Husqvarna TC125 14+

    $170.99 $179.99

    Rear
    Pirelli Scorpion MX32 Mid Soft 110/85-19 Nhs (Jun-20)
    Pirelli

    $170.99 $175.99

    Pirelli Scorpion MX32 Mid Soft 110/85-19 Nhs (Jun-20)

    $170.99 $175.99

    Motul 800 2 Stroke Factory Line Oil - 4Litre
    Motul

    $161.99 $169.99

    Motul 800 2 Stroke Factory Line Oil - 4Litre

    $161.99 $169.99

    Putoline Ultracool 12 Coolant
    Putoline

    from $13.99

    Putoline Ultracool 12 Coolant

    from $13.99

    Brake Disc Front / Rear – 18-0060
    All Balls Racing

    $148.99

    Brake Disc Front / Rear – 18-0060

    $148.99

    Brake Disc Rear – 18-0048
    All Balls Racing

    $148.99

    Brake Disc Rear – 18-0048

    $148.99

    Rear
    Pirelli Scorpion MX Extra X 100/90-19 57M Nhs
    Pirelli

    $160.99 $165.99

    Pirelli Scorpion MX Extra X 100/90-19 57M Nhs

    $160.99 $165.99

    Rear
    Pirelli Scorpion MX Soft 100/90-19 57M Nhs
    Pirelli

    $160.99 $165.99

    Pirelli Scorpion MX Soft 100/90-19 57M Nhs

    $160.99 $165.99

    Rear
    Pirelli Scorpion MX32 Mid Hard 100/90-19 57M Tl Nhs
    Pirelli

    $160.99 $165.99

    Pirelli Scorpion MX32 Mid Hard 100/90-19 57M Tl Nhs

    $160.99 $165.99

    Rear
    Pirelli Scorpion MX32 Mid Soft 100/90-19 57M Nhs
    Pirelli

    $160.99 $165.99

    Pirelli Scorpion MX32 Mid Soft 100/90-19 57M Nhs

    $160.99 $165.99

    Front
    Pirelli Scorpion MX32 Mid Soft STadium Front Tyre 80/100-21 51M MST
    Pirelli

    $149.99

    Pirelli Scorpion MX32 Mid Soft STadium Front Tyre 80/100-21 51M MST

    $149.99

    RK 520 MXU 120L U Ring Light Chain Gold
    RK Chain

    $148.99

    RK 520 MXU 120L U Ring Light Chain Gold

    $148.99

    Front
    Pirelli Scorpion MX Extra X Front 80/100-21 M/C 51M MST
    Pirelli

    $145.99

    Pirelli Scorpion MX Extra X Front 80/100-21 M/C 51M MST

    $145.99

    Front
    Pirelli Scorpion MX32 Mid Hard 80/100-21 M/C 51M MST
    Pirelli

    $145.99

    Pirelli Scorpion MX32 Mid Hard 80/100-21 M/C 51M MST

    $145.99

    Front
    Pirelli Scorpion MX32 Mid Soft Front 80/100-21 51M MST
    Pirelli

    $145.99

    Pirelli Scorpion MX32 Mid Soft Front 80/100-21 51M MST

    $145.99

    Bolt Euro Style Pro Pack 2004 EUPP
    Bolt

    $139.99

    Bolt Euro Style Pro Pack 2004 EUPP

    $139.99

    XAM 520AX X-Ring Chain - Gold / Gold
    XAM

    from $124.99

    XAM 520AX X-Ring Chain - Gold / Gold

    from $124.99

    Rear
    MTX 897 Zero Aluminium Rear Sprocket #520 - Gold (11A-KM1-GLD)
    MTX Parts

    from $92.99

    MTX 897 Zero Aluminium Rear Sprocket #520 - Gold (11A-KM1-GLD)

    from $92.99

    Rear
    MTX 897 Zero Aluminium Rear Sprocket #520 - Black (11A-KM1-BLK)
    MTX Parts

    from $81.99

    MTX 897 Zero Aluminium Rear Sprocket #520 - Black (11A-KM1-BLK)

    from $81.99

    Rear
    MTX 897 Zero Aluminium Rear Sprocket #520 - Orange (11A-KM1-ORG)
    MTX Parts

    from $92.99

    MTX 897 Zero Aluminium Rear Sprocket #520 - Orange (11A-KM1-ORG)

    from $92.99

    RK 520 MXZ4 120L MXZ4 Chain Blue
    RK Chain

    $128.99

    RK 520 MXZ4 120L MXZ4 Chain Blue

    $128.99

    RK 520 MXZ4 120L MXZ4 Chain Red
    RK Chain

    $128.99

    RK 520 MXZ4 120L MXZ4 Chain Red

    $128.99

    Trail Tech TTO - Tach / Hour Meter - Black
    Trail Tech

    $114.99

    Trail Tech TTO - Tach / Hour Meter - Black

    $114.99

    Ferodo Brake Disc FMD0184MXR
    Ferodo

    $129.99

    Ferodo Brake Disc FMD0184MXR

    $129.99

    All Balls Racing Slave Cylinder Rebuild Kit (18-6014)
    All Balls Racing

    $106.99

    All Balls Racing Slave Cylinder Rebuild Kit (18-6014)

    $106.99

    RK 520 MXZ5 120L MX Race Chain Gold
    RK Chain

    $118.99

    RK 520 MXZ5 120L MX Race Chain Gold

    $118.99

    Swing Arm Bearing Kit 28-1125
    All Balls Racing

    $106.99

    Swing Arm Bearing Kit 28-1125

    $106.99

    XAM 520AX X-Ring Chain
    XAM

    from $94.99

    XAM 520AX X-Ring Chain

    from $94.99

    XAM 520AO O-Ring Chain
    XAM

    from $89.99

    XAM 520AO O-Ring Chain

    from $89.99

    Front
    MTX Brake Disc Solid Type - Front L
    MTX Parts

    $97.99

    MTX Brake Disc Solid Type - Front L

    $97.99

    Putoline Off-Road N-Tech Pro R+ Engine Oil - 15W50
    Putoline

    from $25.99

    Putoline Off-Road N-Tech Pro R+ Engine Oil - 15W50

    from $25.99

    Rear
    Rear Shock Seal Head Kit 37-1127
    All Balls Racing

    $96.99

    Rear Shock Seal Head Kit 37-1127

    $96.99

    Trail Tech Voyager Centre Mount
    Trail Tech

    $94.99

    Trail Tech Voyager Centre Mount

    $94.99

    XAM 520NSDC Chromized Chain - Gold / Gold
    XAM

    from $89.99

    XAM 520NSDC Chromized Chain - Gold / Gold

    from $89.99

    2025 KTM 125 SX

    Google Reviews

    We let our customers speak for us. With hundreds of varified 5-star Google reviews, you can shop with confidence knowing you will receive the best service and pricing at MotoHeaven.
    Shipping
    FREE SHIPPING

    On all orders over $150*.

    Pricing
    PRICE MATCH GUARANTEE

    Seen it cheaper? Ask us to price match it.

    Returns
    FLAT FEE RETURNS

    No hassle flat fee* returns within 30 days.