Kyosho LA427-76 Spur Gear for LAZER ZX7.5 (48P, 76T)  [KY-LA427-76]

Kyosho LA427-76 - Spur Gear(48P-76T/ZX7.5)
Price:
NZD$16.94
Brand:
Kyosho
Model:
KY-LA427-76
GTIN:
4548565524365
Condition:
Brand New
Quantity Discount
Unit Price You Save
2 $14.41 each $5.06 or 15%
3+ $13.69 each $9.75 or 19%
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LAZER ZX7.5 compatible spur replacement

The Kyosho LA427-76 spur is a direct replacement component defined as 48P with 76 teeth, suitable for models that accept a LAZER ZX7.5-compatible spur. The description focuses on correct fit, drivetrain role and safe installation practices without adding unverified details.

This tooth count shifts the gear ratio and changes mesh characteristics. When installing, technicians typically validate pinion engagement and axial alignment to reduce the risk of early wear; correct mesh and secure fastening directly influence drivetrain noise and efficiency.

Fitting guidance: verify the shaft interface and confirm the mating pinion is a 48-pitch unit, ensure the gearbox retains proper bearing support, and check any shims or housings used to set mesh. Minor mesh or shim changes give measurable differences in acceleration and top speed that are easy to predict.

Care tips: routinely inspect tooth faces for chips or uneven wear, clean debris from gear surfaces, and make sure set screws or other fasteners are torqued correctly for your chassis to prevent slippage in use.
Remark :
Due to limited stock availability, please notice that some Kyosho items may have to order from the factory and the ready time is around 4-6 weeks. Customer purchases the item is assumed to accept the waiting time which allows us to order directly from the manufacturer if the item is out of our warehouse.

How should I install the LA427-76 spur for best fit?

Fit the spur onto the correct shaft, confirm the pinion is 48-pitch, set an initial mesh with a small uniform gap, then run the gearbox slowly to check engagement before final tightening.

Will this spur increase load on the gearbox?

Tooth count alone changes gear ratio but does not inherently overload a properly supported gearbox. Check bearing support and shaft endplay to avoid extra stress.

What checks ensure the shaft fits correctly?

Verify the spur sits flush on the shaft, rotate by hand to feel for wobble, and confirm there is no excessive endplay that could alter mesh under load.

How often should I inspect the spur for wear?

Check the spur after any heavy session and during routine maintenance; look for tooth chips, uneven wear, or increased noise as triggers for replacement.

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