Upgrade your motorcycle with SPARTS premium titanium bolts, specially designed for MOTOTRON rearset (raised footpeg) systems on the Kawasaki ZX-4R. Combining aerospace-grade materials with precision manufacturing, these bolts deliver outstanding strength, durability, and a refined racing appearance.
Premium TC4 Titanium Alloy
This product is made from S-PARTS selected S-grade TC4 titanium alloy, known for its exceptional high strength, corrosion resistance, and lightweight properties.
TC4 titanium is widely used in aerospace engineering and top-level racing such as Formula 1 and MotoGP, making it the perfect material for high-performance motorcycle upgrades.
Precision Forged Bolt Head
Each bolt head is forged at 650°C high temperature to ensure excellent structural strength.
SPARTS uses custom LOGO stamping molds, and each mold is limited to less than 300 uses to maintain precise tool slots and consistent quality.
Professional Tool Compatibility
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Tool Type: Torx / Star Wrench
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The kit includes SPARTS titanium bolts only.
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No additional hardware or accessories are included.
Advanced Surface Finishing
Titanium, Gold, Blue, and Black colors are created using a vacuum nitriding process, allowing the color to penetrate the metal surface.
Candy, Green, and Purple colors use an anodizing process, offering vibrant and unique visual styles for riders who want a more personalized look.
Built for Riders
SPARTS titanium bolts are designed not only for performance but also for style — giving your motorcycle a cleaner, race-inspired appearance while maintaining long-lasting reliability.
