Select Your Ride

1
2
3

PARTS UNLIMITED Inner Tube - Standard - 2.50-21 - TR-4 B20077

Part Number: 03500349
PARTS UNLIMITED
(No reviews yet) Write a Review
SKU:
03500349
MPN:
0350-0349
Condition:
New
Availability:
Ships Same Business Day
Weight:
0.95 LBS
view larger
$14.23

Ships from Manufacture | Call to Order (231) 767-5055

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

Air loss is the silent killer of tire performance—especially under racing conditions where pressure consistency directly impacts handling and lap times. PARTS UNLIMITED Inner Tubes are engineered from 100% real butyl polymer, not blended formulations, which means they hold air pressure significantly longer than standard tubes. Whether you're prepping for competition or maintaining reliable performance on daily rides, this tube delivers the pressure stability and durability serious riders depend on.

  • Size: 2.50-21
  • Valve Type: TR-4
  • Material: 100% butyl polymer
  • Construction: Real butyl (not blended)
  • Air Retention: Superior leakage resistance
  • Fitment: Standard motorcycle/powersports
  • Packaging: Individual box, labeled
  • MPN: 0350-0349
  • Installation: Bolt-on replacement
View AllClose

Specs

MATERIAL:
BUTYL POLYMER
RIM DIAMETER:
21'
DUTY:
STANDARD
INNER TUBE VALVE STEM TYPE:
TR-4 (ROUND BASE)
PRODUCT NAME:
INNER TUBE
RIDING STYLE:
OFF-ROAD
TUBE FITS TIRE SIZE:
2.50-21
INNER TUBE VALVE STEM TYPE:
CENTER METAL VALVE (THREADED/NUTS)
MOUNTING POSITION:
FRONT/REAR
TYPE:
MOTORCYCLE
UNITS:
EACH
View AllClose

0 Reviews

View AllClose

Fitment

Fitment for PARTS UNLIMITED Inner Tube - Standard - 2.50-21 - TR-4 B20077

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.

Details

Easy 30-Day Returns

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

Details

You May Also Like

Related Products

Related Products

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

Privacy Policy | Terms of Use | Site Accessibility