Parts/Electric power/Gearboxes & reduction drives/Injora Redcat Ascent-18 Stainless Steel Overdrive & Underdrive Portal Gears Set (15T/22T Overdrive 12%) (13T/24T Underdrive 11%)
Injora Redcat Ascent-18 Stainless Steel Overdrive & Underdrive Portal Gears Set (15T/22T Overdrive 12%) (13T/24T Underdrive 11%)
Injora

Injora Redcat Ascent-18 Stainless Steel Overdrive & Underdrive Portal Gears Set (15T/22T Overdrive 12%) (13T/24T Underdrive 11%)

Part # INJASC18-22-24T
Where to buy
$12.99
AMain Hobbies
Seen Oct 12, 2026
$12.99Buy
Prices are as last seen at the store; stock is not tracked.

About this part

Overdrive Gears Overview:

Unlock maximum crawling performance with the Injora Stainless Steel Overdrive and Underdrive Portal Gears Set for the Redcat Ascent-18, engineered to sharpen steering, boost traction, and deliver unmatched drivetrain strength on the toughest terrain.

About the Overdrive Gears


Front Overdrive

The Injora Redcat Ascent-18 Stainless Steel Front Overdrive Portal Gears deliver a 12% overdrive ratio that improves steering angle, increases front-end traction, and enhances overall crawling performance. CNC-machined from corrosion-resistant stainless steel with laser-etched tooth markings, these precision gears provide smooth mesh, exceptional strength, and long-lasting reliability for high-stress trail and rock-crawling conditions.

Rear Underdrive

The Injora Redcat Ascent-18 Stainless Steel Rear Underdrive Portal Gears maintain stock tooth count while adding an 11% underdrive to improve rear-end stability and balanced drivetrain performance. Built from durable CNC-machined stainless steel, these gears ensure precise fitment, smooth operation, and rust resistance, making them an ideal companion to the front overdrive setup for maximum control, durability, and crawling efficiency.

Features:

  • CNC-machined stainless steel construction for durability
  • Front portal gears provide 12% overdrive
  • Rear portal gears add 11% underdrive
  • Improves steering angle and front-end traction
  • Enhances stability and balance during crawling
  • Corrosion-resistant stainless steel finish
  • Laser-etched tooth markings for easy identification
  • Designed for long-lasting, high-stress off-road performance

Includes:

  • (2) Overdrive Front Portal Gears (15T)
  • (2) Overdrive Front Portal Gears (22T)
  • (2) Underdrive Rear Portal Gears (13T)
  • (2) Underdrive Rear Portal Gears (24T)
CA Residents Prop 65 Warning WARNING: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov Details...

Reviews

No reviews yet.

Builds using this part

No builds use this part yet — add it to yours from the build editor.