2Bros Parts

PISTON KIT 01-25 KTM125 SX 54mm, WISECO RE904M05400 KTM, Racers Elite ArmorFit

$210.44

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Delivery to United States 5–8 business days

Spread the cost with Klarna

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Wiseco Racers Elite Piston Assembly RE904M05400. Features 54.00mm bore size and ArmorFit skirt coating for durability, longevity, and increased horsepower. Innovative forging design and piston skirt provide maximum horsepower and torque. Lightweight wrist pins enable faster revs and quicker throttle response. Sold complete with rings, wrist pins, and circlips. Note: Ceramic composite cylinder sleeving or replating required for oversizes. Pistons, rings, and kits are sold by application and bore size. Standard and oversizes are not indicated.

Specifications
SKU
56-W035.WIE
Brand
Wiseco
Availability
In Stock (7)

Fitments (84)

MakeModelYear
BETARR ENDURO 2T 1252018
BETARR ENDURO 2T 1252019
BETARR ENDURO 2T 1252020
BETARR ENDURO 2T 1252021
BETARR ENDURO 2T 1252022
BETARR ENDURO 2T 1252023
BETARR ENDURO 2T 1252024
BETARR ENDURO 2T 1252025
GASGASMC 1252021
GASGASMC 1252022
GASGASMC 1252023
GASGASMC 1252024
GASGASMC 1252025
HUSABERGTE 1252012
HUSABERGTE 1252013
HUSABERGTE 1252014
HUSABERGTE 1252015
HUSQVARNATC 1252014
HUSQVARNATC 1252015
HUSQVARNATC 1252016
HUSQVARNATC 1252017
HUSQVARNATC 1252018
HUSQVARNATC 1252019
HUSQVARNATC 1252020
HUSQVARNATC 1252021
HUSQVARNATC 1252022
HUSQVARNATC 1252023
HUSQVARNATC 1252024
HUSQVARNATC 1252025
HUSQVARNATE 1252014
HUSQVARNATE 1252015
HUSQVARNATE 1252016
HUSQVARNATE 1252017
HUSQVARNATE 1252018
HUSQVARNATE 1252019
HUSQVARNATE 1252020
HUSQVARNATX 1252017
HUSQVARNATX 1252018
HUSQVARNATX 1252019
HUSQVARNATX 1252020
KTM125 EXC2001
KTM125 EXC2002
KTM125 EXC2003
KTM125 EXC2004
KTM125 EXC2005
KTM125 EXC2006
KTM125 EXC2007
KTM125 EXC2008
KTM125 EXC2009
KTM125 EXC2010
KTM125 EXC2011
KTM125 EXC2012
KTM125 EXC2013
KTM125 EXC2014
KTM125 EXC2015
KTM125 EXC2016
KTM125 SX2001
KTM125 SX2002
KTM125 SX2003
KTM125 SX2004
KTM125 SX2005
KTM125 SX2006
KTM125 SX2007
KTM125 SX2008
KTM125 SX2009
KTM125 SX2010
KTM125 SX2011
KTM125 SX2012
KTM125 SX2013
KTM125 SX2014
KTM125 SX2015
KTM125 SX2016
KTM125 SX2017
KTM125 SX2018
KTM125 SX2019
KTM125 SX2020
KTM125 SX2021
KTM125 SX2022
KTM125 SX2023
KTM125 SX2024
KTM125 SX2025
KTM125 XC-W2017
KTM125 XC-W2018
KTM125 XC-W2019
General Product Group
Engine
General Product Type
Pistons & Kits
General Size
54mm
Variant Id
254343
Delivery5–8 business days
14-Day ReturnsHassle-free
Easy CheckoutCard friendly
Product details

FULL DESCRIPTION

Wiseco Racers Elite Piston Assembly - RE904M05400 54.00mm

Enhance your engine's performance with the Wiseco Racers Elite Piston Assembly. Engineered for durability, longevity, and increased horsepower, this piston assembly features an innovative forging design and a specialized ArmorFit skirt coating. This advanced design contributes to maximum horsepower and torque output, while the lightweight wrist pins allow for faster revs and quicker throttle response.

This comprehensive kit is sold complete and includes all necessary components:

  • Piston
  • Rings
  • Wrist pins
  • Circlips

Key Features:

  • ArmorFit Skirt Coating for enhanced durability and performance.
  • Innovative forging design for maximum horsepower and torque.
  • Lightweight wrist pins for improved acceleration and throttle response.
  • Complete assembly sold with rings, wrist pins, and circlips.

Important Note: This piston is a ceramic composite. For oversizes, cylinder sleeving or replating is required. Please confirm your specific application and bore size to ensure correct part selection.

Before you buy

QUESTIONS? JUST ASK

Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).

Call us+44 330 133 3748
Email us[email protected]

Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.

Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details

Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy

By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.

Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.

More answers in our FAQ.

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