Vortex 543AZR-43 Aluminum Rear Sprocket 43 Tooth

The Vortex 543AZR-43 is a high-performance 43-tooth aluminum rear sprocket engineered for competitive motorcycle and powersports applications. Vortex Racing is a leading manufacturer of precision drivetrain components, and this sprocket is built to the same exacting standards used by professional race teams worldwide.

Constructed from lightweight, high-strength aluminum alloy, this rear sprocket delivers an excellent balance of durability and reduced unsprung weight compared to steel alternatives. The hard-anodized finish provides resistance to corrosion and wear, extending service life under demanding track and street conditions.

Key Features:

• 43-tooth rear sprocket for optimized final drive gearing
• Lightweight aluminum alloy construction reduces unsprung weight
• Hard-anodized finish for corrosion and wear resistance
• CNC-machined to precise tolerances for smooth, consistent chain engagement
• Compatible with standard chain pitch for the 543 series fitment
• Direct OEM-style bolt pattern for straightforward installation

Swapping to the Vortex 543AZR-43 sprocket allows riders to fine-tune acceleration, top speed, and overall power delivery characteristics to suit their riding style or track requirements. Vortex sprockets are a trusted upgrade for both amateur and professional riders seeking reliable, race-proven performance.