Sprocket - Rear, 428 Chain, 40 Tooth

This 40 tooth rear sprocket is made from hardened, corrosion resistant steel. Commonly (though not exclusively) used for 50cc to 500cc dirt bikes, ATVs, go karts and buggies. Approximate dimensions:

• Outside Diameter: 166mm
• Centre Hole Diameter: 37.2mm
• Mounting Hole (centre-centre): 28mm
• Mounting Hole (centre-centre diagonal): 56mm
• Bolt Hole (threaded): 6.9mm
• Thickness: 6.5mm

These categories serve as labels for sorting products. See our FAQ for more details.