The 23T 2nd gear pinion is an Arrowmax aftermarket unit for the XRAY NT1 platform, listed as AM-NT1-338523. Manufactured from 7075-T6 aluminium and finished with a hard coating, this pinion is aimed at maintaining reliable mesh with NT1 spur gears while keeping rotational inertia low for consistent driveline response.
Performance notes: fit this pinion to alter the final drive ratio or to match a chosen motor pinion as part of setup. It engages with the NT1 gearbox train, so confirm correct mesh and endplay on installation and monitor run-in friction before pushing the car hard.
Fitment tips: use the NT1s standard clutch/pinion mounting arrangement, tighten by hand to seat then relax slightly for proper engagement, and check that the coated surface clears the spur gear without binding. The Arrowmax family includes multiple tooth counts to let you tune acceleration versus top speed while staying within NT1 drivetrain tolerances.
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