Vortex 595ZK-51 520-Pitch Steel Rear Sprocket 51-Tooth Black

The Vortex 595ZK-51 is a 51-tooth, 520-pitch steel rear sprocket designed for demanding motorcycle applications. Built to Vortex's exacting race-proven standards, this sprocket delivers reliable power transfer and long service life for both street and off-road use.

Key Features:

• Material: Laser-cut carbon steel construction for extended chainwheel life
• Finish: Electroplated satin black finish for corrosion resistance
• Tooth Count: 51 teeth
• Chain Pitch: 520
• Hardened Teeth: Case-hardened teeth for increased durability and reduced wear
• Drilled Lightening Holes: Weight-saving lightening holes on applicable designs
• USA Manufactured: CNC-machined to tight tolerances for precise fitment

Vortex Racing has supplied high-performance drivetrain components to motocross, supercross, road racing, flat track, and minibike racers for over 15 years. Each sprocket is manufactured to the tightest tolerances using top-quality materials, and tested with direct feedback from professional race teams worldwide. The 595ZK-51 rear sprocket is a direct-fit replacement that also allows riders to fine-tune their gear ratio for improved low-end torque and acceleration.