Hobbywing 17T 5mm 32P Steel Pinion Gear 86040000 Hardened Steel Pinion  [HW-86040000]

HOBBYWING 17T 5mm 32P STEEL PINION GEAR - 86040000
Price:
£5.48
Brand:
Hobbywing
Model:
HW-86040000
Condition:
Brand New
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Upgrade Your RC Drivetrain with the Hobbywing 17T

The Hobbywing 17T 5mm 32P Steel Pinion Gear 86040000 is a straightforward upgrade for tuners who need a durable replacement pinion. The steel construction is designed to provide steady performance under repeated use and changing setups.

Suitable Vehicle Types

This pinion works well in 1/8 scale monster trucks such as the E-MAXX, E-REVO and SUMMIT, and it also fits a range of 1/10 vehicles like the SLASH 4x4. Fitting the Hobbywing 17T lets you adjust the gear ratio to favour pull or top speed to suit different tracks and conditions.

Construction and Fit

With a 5mm bore and 0.8mm modulus, the pinion is made from 40CR steel to ensure accurate tooth profiles and good wear resistance. These characteristics make it a dependable choice for racers and hobby builders alike.

The effect depends on the pinion tooth count compared to your current gear. Moving to 17T will alter the ratio; use a ratio calculator or trial different pinions to find the best balance for your setup.
After installation, confirm secure grub screws, correct gear mesh, and that the motor mount and motor bearings show no unusual play. Run slowly at first to listen for abnormal noise.
40CR steel offers superior wear resistance compared to plastic and is tougher than softer alloys, making it a strong choice where longevity and precise tooth shape matter.

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