Arrowmax AM-NT1-338521 Lightweight 21T Clutch Gear XRAY NT1  [AM-NT1-338521]

Arrowmax AM-NT1-338521 2nd. Gear 21T (7075 HARD)
Price:
AUD$9.85
Brand:
Arrowmax
Model:
AM-NT1-338521
Condition:
Brand New
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High Precision 21T Clutch Gear for XRAY NT1

Targeted at XRAY NT1 cars, the Arrowmax AM-NT1-338521 21T clutch gear is manufactured to tight tolerances to ensure consistent engagement. Fabricated from 7075-T6 aluminium, it offers a solid balance of toughness and reduced mass for competitive use.

Robust Yet Low Mass Construction

Using 7075-T6 aluminium keeps the gear light without compromising on strength, helping lower rotational inertia and improving throttle response under load.

Reliable Engagement with Spur Gear Set

The gear is cut to mesh cleanly with XRAY NT1 spur gears, which helps maintain smooth power delivery and reduces premature wear in the drivetrain when properly set up.

Range of Tooth Counts for Fine Tuning

Offered in tooth counts from 16T through 23T, these gears give tuners the freedom to dial in acceleration and top speed for different track types and motor setups.

In most cases the gear uses the stock clutch mounting hardware, but always verify screw length and thread fit during installation to avoid interference.
Aluminium will show wear differently than steel, but 7075-T6 is chosen for durability; correct mesh and maintenance keep wear minimal.
Yes, its construction and range of tooth counts make it a practical upgrade for club and regional racing where reliability and tuneability matter.

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