Select Your Ride

1
2
3

PROX Inner Clutch Hub - RM-Z450 18.3421

Part Number: 11321872
PROX
(No reviews yet) Write a Review
SKU:
11321872
UPC:
193564435262
MPN:
18.3421
Availability:
Ships Same Business Day
Weight:
1.20 LBS
On Sale
MSRP: $99.95
Now: $82.00
Was: $99.95
— You save $17.95
Prop 65 Warning Prop 65 Warning cancer & reproductive harm Price Match Call for more info on price match does not include 3rd party ads

Description

A worn or damaged inner clutch hub compromises power delivery and creates unpredictable engagement—killing your lap times and putting unnecessary stress on the entire drivetrain. The PROX Inner Clutch Hub for RM-Z450 restores OEM-specification performance with precision-cast construction, ensuring consistent clutch feel and reliable durability whether you're running stock or aftermarket primary baskets. This is a direct OEM-equivalent replacement that gets your machine back to factory performance standards.

  • Fits RM-Z450 models
  • OEM-specified aluminum construction
  • Precision cast and machined
  • Compatible with stock baskets
  • Compatible with aftermarket baskets
  • Direct OEM replacement
  • MPN: 18.3421
  • Bolt-on installation
View AllClose

0 Reviews

View AllClose

Fitment

Fitment for PROX Inner Clutch Hub - RM-Z450 18.3421

View AllClose

FREE Shipping on orders of $99 or more!


Commercial Accounts

We offer tax-free commercial accounts, providing businesses with significant savings and streamlined benefits.



Easy 30-Day Returns

We proudly offer 30-day easy returns, ensuring a hassle-free and convenient shopping experience for our customers.


You May Also Like

Big Power, Nice Sound!

Picked up a Pro Circuit pipe and silencer for my YZ125 it’s a game changer. The power feels way better and the sound is awesome.

Tyler D. - 06/12

Perfect Fit

First time ordering here and dang y’all knocked it outta the park! The wheels fit my Ranger UTV perfect, and I’ll definitely be back for more 5 stars all day!

Sarah L. - 08/24

Fast Shipping!!

Ordered on a Monday, and it was on my doorstep by Wednesday! Super impressed with how fast the shipping was.

Jason P. - 09/13

Helps keep cool, works great!

Bought the dual pass Allstar radiator for my build, and it’s been solid. Keeps the engine running cool even on the hottest days no complaints here!

Jake M. - 05/21

SECURE & SAFE PAYMENT

EASY RETURNS

FAST DELIVERY

AUTHORIZED DEALER