Schumacher Hard Alloy Long Boss 48DP Pinion - 21T

The Schumacher Hard Alloy Long Boss 48DP Pinion – 21T (SCH-U8021) is a lightweight aluminium gear aimed at efficient, responsive drivetrain performance. The long boss format suits many vehicles, with suggested compatibility including the Schumacher CAT L1 and CAT L1 Evo.

Constructed from hard alloy aluminium, this pinion helps reduce rotating mass for crisp acceleration. Please note it is slightly less durable than the alternative steel option.

Key Features

• 48DP, 21-tooth hard alloy aluminium pinion
• Long boss design to suit many vehicle layouts
• Lightweight construction for performance-focused setups
• Suggested compatibility: CAT L1 and CAT L1 Evo
• Aluminium option is slightly less durable than steel

An ideal choice when fine-tuning gear ratios and throttle response on compatible platforms.