Crankshaft Assembly

Restore smooth, reliable engine performance with the HOT RODS Crankshaft Assembly—built for riders who want OEM-fit precision with proven durability. Each crank is factory assembled and trued to OEM specifications, helping reduce vibration and ensuring consistent power delivery. Supplied as a complete, ready-to-install assembly, it’s an ideal choice for engine rebuilds where you want confidence from the first start-up.

This assembly comes with the original, proven Hot Rods connecting rod and top-end bearing (unless otherwise noted), and it’s fully rebuildable with genuine Hot Rods rods and bearings—making long-term ownership easier and more cost-effective.

Key features:

• ✅ Sold complete with Hot Rods connecting rod, top-end bearing (unless otherwise noted) and crankshaft webs
• ✅ Factory assembled and trued to OEM specifications; meets or exceeds OEM performance and durability
• ✅ Completely rebuildable with genuine Hot Rods connecting rods and bearings (unless otherwise noted)

Benefits of use:

• 🔹 Fit-and-function confidence thanks to OEM-spec assembly and truing
• 🔹 Time-saving installation—delivered as a complete assembly ready to mount
• 🔹 Long service life with quality materials and rebuildable design

Technical specifications:

• 📌 Brand: HOT RODS
• 📌 Vendor Part Number: 4098
• 📌 Application: 450 cc, 4-cycle
• 📌 Material: 4140 steel (steel finish)
• 📌 Type: OEM stroke
• 📌 Stroke length: 60.80 mm
• 📌 Connecting rod side clearance: 0.20–0.60 mm
• 📌 Gear quality: DIN class 9 or higher

Why choose this product/service?

• ⭐ OEM-level precision with proven Hot Rods durability
• ⭐ Rebuildable design using genuine Hot Rods components
• ⭐ Complete assembly helps simplify and speed up engine rebuild work