Collection: Hot Rods Bottom End Kits Are a Game-Changer for Your Bike!
When your dirt bike or ATV needs a serious refresh, Hot Rods Bottom End Kits are the go-to choice for riders who demand performance and reliability. Whether you’re rebuilding a 50cc pit bike or a fire-breathing 450cc machine, Hot Rods has you covered with complete kits for Honda, Yamaha, Suzuki, Kawasaki, KTM, Gas Gas, and Husqvarna. No more endless searching for the right crankshaft, main bearings, or seals—everything you need is in one convenient package. These kits make engine overhauls faster, easier, and way less frustrating, so you can spend more time riding and less time wrenching.
Built tougher than many OEM parts, Hot Rods components are engineered for durability, power, and smooth operation. Even better, stroker crankshaft options let you squeeze out more horsepower if you're looking to add some extra punch. Designed for both pro mechanics and weekend warriors, these kits simplify the rebuild process without cutting corners on quality. If you want a stronger, more reliable engine that’s ready to rip, Hot Rods Bottom End Kits are your ticket back to the track or trails—stronger, faster, and built to last!
"When you’re done reading, check out all the kits below—I bet there’s one for your dirt bike!" 🏁🔧
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Hot Rods Crankshaft Kit CBK0190 — Gas Gas / Husqvarna / KTM 50cc 2013-2023
Regular price $405.41 USDRegular price$441.95 USDSale price $405.41 USDSale -
Hot Rods Crankshaft Kit CBK0187 — Husqvarna TC85 / KTM 85 SX 2013-2017
Regular price $529.51 USDRegular price$576.95 USDSale price $529.51 USDSale -
Hot Rods Bottom End Kit - OEM Crankshaft Replacement - CBK0078 - 1999-2000 Yamaha YZ250
Regular price $506.56 USDRegular price$551.95 USDSale price $506.56 USDSale -
Hot Rods Bottom End Kit CBK0207 — Kawasaki KX85 / KX85 Big Wheel 2014-2024
Regular price $452.16 USDRegular price$492.95 USDSale price $452.16 USDSale -
Hot Rods Complete Bottom End Kit - CBK0073 - 2009-2023 KTM 65 SX
Regular price $622.95 USDRegular price$622.95 USDSale price $622.95 USD -
Hot Rods Crankshaft Kit CBK0187 — Husqvarna / KTM 85cc 2013-2017
Regular price $622.95 USDRegular price$622.95 USDSale price $622.95 USD -
Hot Rods Crankshaft Kit CBK0107 — KTM 85 SX / 85 XC 2003-2012
Regular price $506.56 USDRegular price$551.95 USDSale price $506.56 USDSale -
Hot Rods Crankshaft Kit CBK0104 — Honda CR85R / CR85RB Expert 2005-2007
Regular price $225.21 USDRegular price$244.95 USDSale price $225.21 USDSale -
Hot Rods Bottom End Kit - OEM Crankshaft Replacement – 1990-2007 Honda CR125
Regular price From $315.31 USDRegular price$343.95 USDSale price From $315.31 USDSale -
Hot Rods Complete Bottom End Kit 4mm Stroker - CBK0209 - 2014-2020 Kawasaki KX100
Regular price $395.96 USDRegular price$494.95 USDSale price $395.96 USDSold out -
Hot Rods Bottom End Kit with OE Crankshaft CBK0203 — Kawasaki KX100 2014-2021
Regular price $405.41 USDRegular price$441.95 USDSale price $405.41 USDSale -
Hot Rods Complete Bottom End Kit - CBK0001 - 1992-2002 Honda CR80
Regular price $260.06 USDRegular price$282.95 USDSale price $260.06 USDSale -
Hot Rods Crankshaft Kit CBK0073 — Gas Gas / Husqvarna / KTM 65cc 2009-2023
Regular price $529.51 USDRegular price$576.95 USDSale price $529.51 USDSale -
Hot Rods - CBK0011 - Crankshaft Kit – 2008-2016 KTM, Husqvarna 300 2-Stroke
Regular price $716.95 USDRegular price$716.95 USDSale price $716.95 USD -
Hot Rods - CBK0010 - Crankshaft Kit – KTM, Husqvarna 250 2-Strokes (2008–2016)
Regular price $716.95 USDRegular price$716.95 USDSale price $716.95 USD -
Hot Rods - CBK0108 - Crankshaft Kit – KTM 105 SX/XC 2004–2011
Regular price $516.95 USDRegular price$516.95 USDSale price $516.95 USDSold out