Skip to product information
1 of 3

Motion Pro Engine Primary Gear Sprocket Jammer – Gear Locking Tool – Made in USA

Motion Pro Engine Primary Gear Sprocket Jammer – Gear Locking Tool – Made in USA

Regular price $18.95 USD
Regular price Sale price $18.95 USD
Sale Sold out
Shipping calculated at checkout.
The Motion Pro Engine Primary Gear Sprocket Jammer locks engine gears in place
to make installation and removal of primary gears fast, safe, and precise. This
tool allows you to properly torque lock‑nuts without damaging gears or relying
on makeshift holding methods.

A powerful built‑in magnet keeps the tool securely positioned during use, and
its universal design works on virtually any motorcycle engine. Originally
developed for the Honda CRF450R/X, it has become a go‑to tool for mechanics and
DIY builders across many platforms.

FEATURES
• Locks gears in place for easy installation and removal  
• Allows proper torque application on lock‑nuts  
• Works on virtually any engine  
• Strong magnet holds tool securely during use  
• Originally designed for Honda CRF450R/X primary gear service  
• Not for use with impact guns  
• Made in the U.S.A.  

Product features

Materials and care

Merchandising tips

Shipping Note: Please ensure your shipping address is complete. Returned packages due to incorrect or incomplete addresses require additional shipping payment.

View full details
Your cart
Product Product subtotal Quantity Price Product subtotal
Motorcycle & ATV Part
Motion Pro Engine Primary Gear Sprocket Jammer – Gear Locking Tool – Made in USA08-0427
Motion Pro Engine Primary Gear Sprocket Jammer – Gear Locking Tool – Made in USA08-0427
$18.95/ea
$0.00
$18.95/ea $0.00