{"product_id":"shimano-road-titanium-bolt-kit-s-parts-drivetrain-screws-for-r8050-r8150-r9250","title":"Shimano Road Titanium Bolt Kit – S-PARTS Drivetrain Screws for R8050 \/ R8150 \/ R9250","description":"\u003cp\u003eUltra-Light Titanium Upgrade for Shimano Ultegra Di2 R8150\u003c\/p\u003e\u003cp\u003eUpgrade your Shimano Ultegra Di2 R8150 road groupset with the S-PARTS Titanium Drivetrain Bolt Kit.\u003c\/p\u003e\u003cp\u003eDesigned for Shimano R8150-series road components, this kit replaces selected original steel hardware with precision-machined titanium alloy parts. It helps reduce drivetrain weight while improving corrosion resistance and adding a clean, premium finish to your bike.\u003c\/p\u003e\u003cp\u003eEach component is CNC machined for accurate fitment, dependable installation, and long-term durability. This kit is ideal for lightweight climbing bikes, aero race bikes, performance road builds, and high-end custom projects.\u003c\/p\u003e\u003cp\u003eKey Features\u003c\/p\u003e\u003cp\u003eDesigned for Shimano Ultegra Di2 R8150 road groupsets\u003c\/p\u003e\u003cp\u003eHigh-strength titanium alloy construction\u003c\/p\u003e\u003cp\u003ePrecision CNC-machined for accurate fitment\u003c\/p\u003e\u003cp\u003eLighter than standard steel hardware\u003c\/p\u003e\u003cp\u003eExcellent corrosion resistance\u003c\/p\u003e\u003cp\u003ePremium anodized finish options\u003c\/p\u003e\u003cp\u003eClean and refined drivetrain appearance\u003c\/p\u003e\u003cp\u003eIdeal for lightweight and race-focused road-bike builds\u003c\/p\u003e\u003cp\u003eKit Contents\u003c\/p\u003e\u003cp\u003e① Front Derailleur Mount Bolt ×1 ② Front Derailleur Spacer ×1 ③ Front Derailleur Support Bolt ×1 ④ Rear Derailleur Pivot Bolt ×1 ⑤ Guide Pulley Bolt ×1 ⑥ Tension Pulley Bolt ×1 ⑦ Limit Screws ×2 ⑧ B-Tension Screw ×1 ⑨ Crank Pinch Bolts ×2 ⑩ Crank Preload Cap ×1 ⑪ Chainring Bolts ×4 ⑫ Shift\/Brake Lever Clamp Bolts ×2\u003c\/p\u003e\u003cp\u003eCompatibility\u003c\/p\u003e\u003cp\u003eCompatible with:\u003c\/p\u003e\u003cp\u003eShimano Ultegra Di2 R8150 road groupset\u003c\/p\u003e\u003cp\u003eShimano R8150-series electronic drivetrain components\u003c\/p\u003e\u003cp\u003eCompatible Shimano Ultegra Di2 road shift\/brake levers\u003c\/p\u003e\u003cp\u003eCompatible Shimano road crankset hardware listed above\u003c\/p\u003e\u003cp\u003ePlease compare the original bolt shape, dimensions, and mounting position before ordering. Compatibility may vary depending on the exact component version and bike configuration.\u003c\/p\u003e\u003cp\u003eIndividual Shifter Clamp Bolt and Nut Set\u003c\/p\u003e\u003cp\u003eOnly need the titanium road shifter clamp bolt and nut set?\u003c\/p\u003e\u003cp\u003eYou can purchase it separately here:\u003c\/p\u003e\u003cp\u003eBuy the S-PARTS Titanium Road Shifter Clamp Bolt and Nut Set\u003c\/p\u003e\u003cp\u003eMaterial and Manufacturing\u003c\/p\u003e\u003cp\u003eMaterial: High-strength titanium alloy\u003c\/p\u003e\u003cp\u003eManufacturing process: Precision CNC machining\u003c\/p\u003e\u003cp\u003eFinish: Natural titanium or anodized Color options\u003c\/p\u003e\u003cp\u003eApplication: Road-bike drivetrain and control-component upgrade\u003c\/p\u003e\u003cp\u003eWhy Choose Titanium Hardware?\u003c\/p\u003e\u003cp\u003eTitanium alloy provides an excellent balance of low weight, strength, corrosion resistance, and premium appearance.\u003c\/p\u003e\u003cp\u003eCompared with standard steel hardware, titanium components help reduce unnecessary weight while maintaining dependable performance for their intended mounting positions. They are an ideal choice for riders who pay attention to every detail of a high-performance road-bike build.\u003c\/p\u003e\u003cp\u003eRecommended Use\u003c\/p\u003e\u003cp\u003ePerfect for:\u003c\/p\u003e\u003cp\u003eShimano Ultegra Di2 road bikes\u003c\/p\u003e\u003cp\u003eLightweight climbing bikes\u003c\/p\u003e\u003cp\u003eAero road bikes\u003c\/p\u003e\u003cp\u003eRace-focused builds\u003c\/p\u003e\u003cp\u003eCustom road-bike projects\u003c\/p\u003e\u003cp\u003ePremium Shimano upgrades\u003c\/p\u003e\u003cp\u003eTitanium hardware conversions\u003c\/p\u003e\u003cp\u003eInstallation Notes\u003c\/p\u003e\u003cp\u003eProfessional installation is recommended.\u003c\/p\u003e\u003cp\u003eUse Shimano-recommended torque specifications for each mounting position.\u003c\/p\u003e\u003cp\u003eApply suitable anti-seize compound or assembly paste where required.\u003c\/p\u003e\u003cp\u003eDo not overtighten titanium hardware.\u003c\/p\u003e\u003cp\u003eRecheck all bolts after the first few rides.\u003c\/p\u003e\u003cp\u003eProduct Colors may appear slightly different under different lighting conditions.\u003c\/p\u003e\u003cp\u003ePackage Includes\u003c\/p\u003e\u003cp\u003e1 × S-PARTS Titanium Drivetrain Bolt Kit for Shimano Ultegra Di2 R8050 \/ R8150 \/ R9250\u003c\/p\u003e\u003cp\u003eOnly the titanium parts listed in the kit contents are included. 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