SRAM  Truvativ GXP Bicycle Bottom Brackets

SRAM and Truvativ GXP bottom brackets are engineered specifically for GXP cranksets, utilizing high quality materials and sealed cartridge bearings to ensure smooth rotation and long term durability. Whether you are using a threaded or non-threaded frame, these bottom brackets provide the precise interface needed for optimal power transfer and drivetrain efficiency across road and mountain bike platforms.

Threaded GXP Bottom Bracket Performance

• Designed for use with SRAM and Truvativ threaded cranksets in 83mm or English 68/73mm shells.

• Features a drive side bearing internal diameter of 24mm and a non-drive side of 22mm.

• Engineered with sealed cartridge bearings to protect against moisture and trail debris.

• Includes two spacers required for installing mountain bike cranksets on 68mm shells.

• Please note that spacers are not required for standard road crank installations.

• Required tools include a torque wrench, 8mm hex key, and a GXP specific bottom bracket tool.

PressFit GXP BB86 and BB92 Stainless Steel Options

• Non-threaded bottom bracket solutions for modern press-fit bicycle frames.

• BB86 stainless steel version is optimized for high performance road bike applications.

• BB92 stainless steel version is specifically built to handle the rigors of mountain bike riding.

• Stainless steel bearing construction offers superior corrosion resistance and longevity.

• Provides a secure and quiet interface between the crankset and the bicycle frame.

• Maintains the signature GXP 24mm to 22mm stepped spindle compatibility.

Technical Specifications and Compatibility

• Bearing Type: Sealed Cartridge / Stainless Steel (on select models).

• Spindle Interface: SRAM GXP (24mm Drive / 22mm Non-Drive).

• Threaded Shell Compatibility: 83mm or 68/73mm English (BSA).

• PressFit Shell Compatibility: BB86 (Road) or BB92 (MTB).

• Material: High grade alloy cups and premium steel bearings.
  

Installation and Maintenance Tips

• Ensure the bottom bracket shell is clean and free of burrs before pressing or threading.

• Use a high quality waterproof grease on threads and contact points to prevent creaking.

• Verify the need for spacers based on your specific crankset and shell width combination.

• Regularly check for bearing play to maintain drivetrain precision and prevent premature wear.

• Use professional grade installation tools to avoid damaging the external cups or internal seals.