Schumacher Steel Long Boss 48DP Pinion - 21T

Brand: Schumacher

Part No: SCH-U7521

£3.79 ~~RRP £3.99~~

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The Schumacher Steel Long Boss 48DP Pinion - 21T (SCH-U7521) is a robust 48 pitch pinion gear designed for precise gearing adjustments. The long boss layout offers extended hub support, while steel construction provides durability for consistent performance.

Key Points

48 Diametral Pitch (48DP)
21-tooth pinion
Steel construction
Long boss design
Schumacher part number: SCH-U7521

A 21T pinion can help refine the balance between acceleration and top speed when paired with a suitable spur gear. Always set correct gear mesh and monitor running temperatures during gearing changes.

Suggested Compatibility

48DP spur gear systems
RC models specifying a 21T 48DP pinion
Refer to your model’s manual to confirm pinion pitch and fitment

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Key Info:

Brand: Schumacher
Part No: SCH-U7521
Barcode: 5051294130817

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£3.95 to most of the UK

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£6.95 to most of the UK

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