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!" 🏁🔧
-
HOT RODS - HR00116 - Bottom End Kit - OEM-Style Crankshaft | Fits 2010-2013 Polaris Sportsman 850
Regular price $1,353.16 USDRegular priceUnit price / per$1,591.95 USDSale price $1,353.16 USDSale -
HOT RODS - HR00118 - Bottom End Kit - OEM-Style Crankshaft | Fits 2013-2015 Polaris RZR & Ranger 900
Regular price $1,353.16 USDRegular priceUnit price / per$1,473.95 USDSale price $1,353.16 USDSale -
HOT RODS - HR00119 - Bottom End Kit - OEM Style Crankshaft | Fits 2016-2017 Polaris RZR & Ranger 900
Regular price $1,591.95 USDRegular priceUnit price / per$1,591.95 USDSale price $1,591.95 USD -
HOT RODS - HR00120 - Bottom End Kit - OEM Style Crankshaft | Fits 2017 Polaris RZR Ranger 900
Regular price $1,360.95 USDRegular priceUnit price / per$1,360.95 USDSale price $1,360.95 USD -
HOT RODS - HR00122 - Bottom End Kit Crankshaft | Fits 2018-2020 Polaris RZR S 900
Regular price $1,296.55 USDRegular priceUnit price / per$1,524.95 USDSale price $1,296.55 USDSale -
HOT RODS - CBK0008 - Bottom End Kit – Crankshaft Kit - 2005-2007 KTM 300 XC-W, XC, EXC, MXC
Regular price $615.95 USDRegular priceUnit price / per$662.95 USDSale price $615.95 USDSold out -
Hot Rods - CBK0004 - Bottom End Kit OEM Style - 2014-2015 Husqvarna TC 125, 2007-2015 KTM 125 SX
Regular price $615.95 USDRegular priceUnit price / per$686.95 USDSale price $615.95 USDSold out -
HOT RODS - CBK0017 - Bottom End Kit - OEM Crankshaft Replacement - 2007-2008 Honda CRF450R
Regular price $630.66 USDRegular priceUnit price / per$686.95 USDSale price $630.66 USDSale -
HOT RODS CBK0005 - Bottom End Kit - OEM Crankshaft Replacement - 2005-2006 KTM 250 SX, 2006 KTM 250 SXS
Regular price $637.95 USDRegular priceUnit price / per$637.95 USDSale price $637.95 USDSold out -
Hot Rods CBK0003 - Bottom End Kit - OEM Crankshaft Replacement - 2002-2006 KTM 125 SX
Regular price $768.95 USDRegular priceUnit price / per$768.95 USDSale price $768.95 USD -
HOT RODS - CBK0105 - Bottom End Kit - OEM Crankshaft Replacement - 2005-2016 Honda CRF450X
Regular price $653.61 USDRegular priceUnit price / per$711.95 USDSale price $653.61 USDSale -
HOT RODS - CBK0063 - Bottom End Kit - OEM Crankshaft Replacement - 2007-2014 KTM 150 XC, 150 SX, 144 SX
Regular price $768.95 USDRegular priceUnit price / per$768.95 USDSale price $768.95 USD -
Hot Rods - CBK0191 - Bottom End Kit – OEM Replacement Crankshaft - 2013-2016 Honda CRF450R
Regular price $653.61 USDRegular priceUnit price / per$711.95 USDSale price $653.61 USDSale -
Hot Rods - CBK0124 - Bottom End Kit – OEM Replacement Crankshaft 2009-2012 Honda CRF450R
Regular price $653.61 USDRegular priceUnit price / per$711.95 USDSale price $653.61 USDSale -
Hot Rods - CBK0006 - Crankshaft Kit – OEM Replacement - 14-15 Husqvarna TC 250, 07-15 KTM 250 SX
Regular price $795.95 USDRegular priceUnit price / per$795.95 USDSale price $795.95 USD -
Hot Rods CBK0141 Crankshaft Kit – OEM Replacement - 2004-2006 Yamaha WR450F
Regular price $725.95 USDRegular priceUnit price / per$809.95 USDSale price $725.95 USDSold out