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SDI

SDI DU Piston Bushing Conversion Kit

SKU 04500614

$19.95USD
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Processing time varies by item. Review any lead-time notes below.

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Product information

Details & specifications

SDI DU Piston Bushing Conversion Kit

SDI DU Piston Bushing Conversion Kit by SDI is a replacement parts listing built for riders searching by exact product name, fitment, style, and part number.

Key Features

  • Replaces stock wear band; standard piston rings often wear dramatically in the first five hours changing low-speed damping
  • Designed to lower friction and create consistent damping for the life of your oil

Part Numbers

0450-0618, DRPBK-WP36, 0450-0616, DRPBK-SH40, 0450-0623, DRPBK-KYB40, 0450-0614, DRPBK-KYB46, 0450-0619, DRPBK-WP46XPL, 0450-0615, DRPBK-KYB50, 0450-0617, DRPBK-SH50, 0450-0620, DRPBK-WP50, 0450-0621, DRPBK-WP5016, 0450-0622, DRPBK-WP50PDS, 0450-0664, DRPBK-WP5023

Available Styles

36 mm; 40 mm; 46 mm; 50 mm

Available options: 11

Check your bike

Bike compatibility

Match the year, make, model and any additional restrictions. If you're unsure, confirm with us before ordering.

Check with our team ↗

  • 1995 Honda CR500R
  • 1996 Honda CR500R
  • 1997 Honda CR500R
  • 1998 Honda CR500R
  • 1999 Honda CR500R
  • 2000 Honda CR500R
  • 2001 Honda CR500R
  • 2004 Kawasaki KX250F
  • 2005 Kawasaki KX250F
  • 2006 Yamaha YZ125
  • 2007 Yamaha YZ125
  • 2008 Yamaha YZ125
  • 2009 Yamaha YZ125
  • 2010 Yamaha YZ125
  • 2011 Yamaha YZ125
  • 2012 Yamaha YZ125
  • 2013 Yamaha YZ125
  • 2014 Yamaha YZ125
  • 2015 Yamaha YZ125
  • 2016 Yamaha YZ125
  • 2017 Yamaha YZ125
  • 2018 Yamaha YZ125
  • 2019 Yamaha YZ125
  • 2020 Yamaha YZ125
  • 2021 Yamaha YZ125
  • 2022 Yamaha YZ125
  • 2023 Yamaha YZ125
  • 2024 Yamaha YZ125
  • 2025 Yamaha YZ125
  • 1994 Kawasaki KX500
  • 1995 Kawasaki KX500
  • 1996 Kawasaki KX500
  • 1997 Kawasaki KX500
  • 1998 Kawasaki KX500
  • 1999 Kawasaki KX500
  • 2000 Kawasaki KX500
  • 2001 Kawasaki KX500
  • 2002 Kawasaki KX500
  • 2001 Suzuki RM250
  • 2002 Suzuki RM250
  • 2003 Suzuki RM250
  • 1996 Kawasaki KX250
  • 1997 Kawasaki KX250
  • 1998 Kawasaki KX250
  • 1999 Kawasaki KX250
  • 2000 Kawasaki KX250
  • 2001 Kawasaki KX250
  • 2002 Kawasaki KX250
  • 2003 Kawasaki KX250
  • 2004 Kawasaki KX250

Before you order

Shipping & returns

Shipping rates & timing

Eligible standard U.S. orders ship free at $100+. Below $50: $19.95; $50–$99.99: $12.95. Standard transit is usually 3–5 business days after shipment. Processing and special-order timing vary. Checkout confirms the rate. Alaska, Hawaii and Puerto Rico are excluded.

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30-day return requests.

Eligible items must be unused, uninstalled and in their original condition and packaging. Request approval within 30 days of delivery. Ordinary return shipping is your responsibility; exclusions apply.

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Complete your order through Shopify. Available payment methods and any installment eligibility are shown at checkout.

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Good to know

Common questions

A few answers before you place your order.

How do I know I'm choosing the right fit?

Check the listed year, make, model and any trim restrictions. Product-level fitment information may cover several variants. If your exact bike isn't listed, ask us before ordering. Check compatibility details.

Does it include everything shown in the photos?

Use the product description and included-items list to confirm the contents. Reference photos may show optional accessories or another finish. If contents or quantities aren't specified, ask us before purchasing. See product details

When will my order arrive?

Availability is not a delivery-date guarantee. Orders may ship from Parts4Motorcycles, a distributor or the manufacturer. Standard U.S. transit is usually 3–5 business days after shipment; processing and special-order lead times are additional. Contact us if you need the item by a specific date. Email our team

Can I exchange it if I choose the wrong option?

We don't offer direct exchanges. For eligible unused items, request a return within 30 days of delivery, then place a new order for the correct option. Return approval and the policy exclusions apply. Read return policy

Added to your cart

SDI DU Piston Bushing Conversion Kit
SDI DU Piston Bushing Conversion Kit

46 mm

Qty: 1$19.95 each

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