🚴‍♂️ Ride with Purpose

Every purchase from our shop supports Bicycles for Humanity Colorado – helping refurbish and donate bikes to communities in need.
 
🔧 Why Choose the Shimano Ultegra FC-6500/6503 Biopace Crankset

The Shimano Ultegra FC-6500/6503 Biopace Crankset offers smooth and efficient power delivery with Shimano’s unique oval Biopace chainrings. Featuring a 52/42T chainring combination and long 175mm crank arms, this crankset is ideal for riders seeking improved cadence and pedaling efficiency. In great condition, it remains a durable and reliable option for classic road bike setups.
 
✅ Specifications
 
Brand: Shimano
Model: Ultegra FC-6500 / FC-6503
Chainring Size: 52/42T (Biopace Oval Rings)
Crank Arm Length: 175mm
Speed Compatibility: 9/10-Speed
Condition: Great
 
🧰 Condition

Great condition with minimal signs of use. Fully functional and ready to install.
 
📦 Items Included
 
Shimano Ultegra FC-6500/6503 Biopace Crankset (52/42T, 175mm)