Skip to content

👋Sign In or Create an Account

Welcome back! Please sign in to access your account and manage your orders. If you're new to our website, you can easily create an account to enjoy personalized features and faster checkout.

Skip to product information
1 of 2

HPI Racing 75 Tooth Spur Gear – Higher Torque Replacement for RS4 Sport 3

HPI Racing 75 Tooth Spur Gear – Higher Torque Replacement for RS4 Sport 3

Regular price $7.79 USD
Sale price $7.79 USD Regular price
Shipping calculated at checkout.
Free Shipping Across the USA

15 in stock

SKU: HPI113705
UPC: 4944258028927
Brand: RC Hop Up Parts
Product Type: Replacement Parts

Sold by ToyTooth — Your trusted kids' toy store.

Returns accepted within 30 days  |  support@toytooth.com

✓ Verified
Shipping Information

Shipping calculated at checkout

Shipping cost and estimated delivery will be shown at checkout based on your location.

  • Processing Time:3–5 business days
  • Tracking number sent via email once dispatched
Returns & Refund

Returns accepted within 30 days of delivery.

Damaged or Defective Item

Free return shipping + replacement or full refund

Wrong Item Received

Free return shipping + replacement or full refund

Change of Mind

Return shipping at customer's expense · Item must be unused & in original packaging

All returns require a Return Authorization (RA) number before sending.

To initiate a return, contact us:

support@toytooth.com +1 281-456-3686
View Full Return & Refund Policy
Safety & Compliance
⚠️

California Proposition 65 Warning

Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

www.P65Warnings.ca.gov
🛒

General Product Safety Advisory

Always read the product label, instructions, and safety warnings before use. Do not use damaged or modified products. Store products in appropriate conditions as specified by the manufacturer.

Keep all products out of reach of children unless specifically designed for their use.

ℹ️

Product Authenticity & Notice

All products sold by ToyTooth are 100% authentic, sourced directly from trusted toy suppliers and brands. Product colors and dimensions may vary slightly from images due to screen calibration and manufacturing tolerances.

ToyTooth — Fun Toys for Every Kid, Delivered to Your Door.

  • Amazon
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Venmo
  • Visa

Guarantee safe and secure checkout

View full details
Description

Overview

The HPI Racing 75 Tooth Spur Gear is a genuine OEM replacement and gearing option for the HPI RS4 Sport 3 1/10 scale touring car. The higher tooth count (75T) provides more torque-oriented gearing, making it a great choice for off-road touring or higher-power motor setups.

Precision-molded plastic construction ensures smooth meshing and reliable power transfer.

Key Features

  • Genuine HPI Racing OEM replacement
  • 75-tooth count for torque-focused gearing
  • Precision-molded for smooth meshing
  • Direct fit for RS4 Sport 3
  • Durable plastic construction

Performance Benefits

  • Better acceleration with reduced top speed
  • Reduced motor stress
  • Suitable for high-power motors
  • Smooth gear engagement

Usage Notes

  • Pair with appropriate pinion gear for desired ratio
  • Check pinion mesh after installation
  • Good choice for brushless conversions
  • Inspect for wear during gearbox service

Technical Specs

  • Manufacturer: HPI Racing
  • Part Number: 113705
  • Tooth Count: 75T
  • Material: Durable plastic

Fitment

  • HPI RS4 Sport 3
  • HPI RS4 Sport 3 Hoonicorn
  • HPI RS4 Sport 3 BMW M3 E30
  • RS4 Sport 3 variants

What's Included

  • 1x 75T Spur Gear (RS4 Sport 3)

Summary

Boost torque on your RS4 Sport 3 with this OEM HPI Racing 75T spur gear. Smooth, durable, and built for serious driving.

Home Shop
Wishlist
Log in
×