JT Sprockets Rear OE Steel T39 #520 JTR735.39 tyre-size-140-60-14 Supplied in a protective case

Supplied in a protective case to keep all specialized components organised and clean

The black finish provides a clean

and gravel tracks as well as in wet conditions

Innovative Clima Comfort inner comfort padding with micro-perforated fabrics

Its specific Supermoto geometry provides better clearance for smaller diameter wheels and sticky street tyres

JT Sprockets Rear OE Steel T39 #520 JTR735.39 tyre-size-140-60-14 Supplied in a protective caseRestore your bike's acceleration and drive efficiency with this premium 39 tooth rear sprocket. Its rugged steel construction makes it suitable for a wide range of riding conditions, from city streets to open highways. Superior C49 high carbon steel provides the toughness required for high mileage use. Fits standard #520 pitch chains for broad compatibility and easy maintenance. Advanced heat treatment increases surface hardness for improved tooth