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Pinion Gear 18 Tooth 1M - 5mm Shaft

Pinion Gear 18 Tooth 1M - 5mm Shaft

Brand: HPI

Part No: HPI-100917

£8.93 RRP £9.40

In Stock: Usually ships same day

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Dial in your gearing with the HPI Pinion Gear 18 Tooth (1M / 5mm shaft). Designed for robust performance, this metal pinion lets you fine-tune your Savage Flux HP for the balance of speed and acceleration you prefer. Larger pinions increase top speed, while smaller pinions boost acceleration, making this 18T a versatile choice within HPI’s 1M gear range. Part number HPI-100917.

Key Features

  • 18 tooth pinion, 1M (Module 1) pitch
  • 5mm shaft/bore for common brushless motor fitment
  • Metal construction for durability
  • Optimise gearing: larger pinion = higher top speed; smaller pinion = quicker acceleration
  • Suggested compatibility: HPI Savage Flux HP

Related HPI Gearing Options

  • Complementary 1M pinion range: 12T–25T options available (including 25T standard)
  • Heavy Duty Spur Gears: 43T (#102091) and 44T (#102093, standard)
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Fine-tune the speed and acceleration of the Savage Flux HP with a selection of tough metal pinion gears and spur gears! Use a larger pinion gear or smaller spur gear for higher top speeds, or use a smaller pinion gear or larger spur gear for increased acceleration.

#100911 PINION GEAR 12 TOOTH (1M / 5mm SHAFT)
#100912 PINION GEAR 13 TOOTH (1M / 5mm SHAFT)
#100913 PINION GEAR 14 TOOTH (1M / 5mm SHAFT)
#100914 PINION GEAR 15 TOOTH (1M / 5mm SHAFT)
#100915 PINION GEAR 16 TOOTH (1M / 5mm SHAFT)
#100916 PINION GEAR 17 TOOTH (1M / 5mm SHAFT)
#100917 PINION GEAR 18 TOOTH (1M / 5mm SHAFT)
#100918 PINION GEAR 19 TOOTH (1M / 5mm SHAFT)
#100919 PINION GEAR 20 TOOTH (1M / 5mm SHAFT)
#100920 PINION GEAR 21 TOOTH (1M / 5mm SHAFT)
#100921 PINION GEAR 22 TOOTH (1M / 5mm SHAFT)
#102086 PINION GEAR 23 TOOTH (1M / 5mm SHAFT)
#102087 PINION GEAR 24 TOOTH (1M / 5mm SHAFT)
#102088 PINION GEAR 25 TOOTH (1M / 5mm SHAFT) (standard)

Also available are Heavy Duty spur gears:
#102091 HEAVY DUTY SPUR GEAR 43 TOOTH
#102093 HEAVY DUTY SPUR GEAR 44 TOOTH (standard)



Key Info:
  • Brand: HPI
  • Part No: HPI-100917
  • Barcode: 4944258516608
  • Pitch: 1.0 Mod
  • Bore Size: 5mm
  • Fitment: Option Part
Standard Shipping

£3.95 to most of the UK

Express Shipping

£6.95 to most of the UK

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