XRay Aluminium Bbb Pinion Gear 18T (1st) - Swiss 7075 T6 - Hard Coated

The XRay Aluminium BBB Pinion Gear 18T (1st), part number XR348428, is a precision module 0.8 pinion for 1/8 on-road applications. Machined from Swiss 7075-T6 aluminium and hard coated, it is designed to deliver high strength, durability and long service life. Each gear is individually run-in to ensure ultra-true, vibration-free operation and consistent power transfer with reduced wear. Fine internal threading aids straightforward installation on BBB clutchbells, and the tooth count is clearly etched for quick identification.

Key Features

• Module 0.8 pinion for 1/8 on-road drivetrains
• Designed for BBB clutch use
• Swiss 7075-T6 aluminium with hard-coated surface
• Ultra-precise tooth shaping for smooth, efficient meshing
• Individually run-in for vibration-free, ultra-true running
• Consistent power delivery and reduced component wear
• Fine internal threading for easy installation on BBB clutchbells
• Tooth number etched for fast, accurate identification
• Part of a wide range to fine-tune overall gear ratio

Suggested Compatibility

• Centax BBB clutch systems on 1/8 on-road platforms (module 0.8)