Mongoose Inertia Kids Mountain Bike, 24-Inch Wheels, 21 Speeds, Grey
Mongoose Inertia Kids Mountain Bike, 24-Inch Wheels, 21 Speeds, Grey
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Mongoose Inertia Kids Mountain Bike, 24-Inch Wheels, 21 Speeds, Grey

|10 ratings

Key item features

  • The traditional steel mountain frame looks legit and provides a solid foundation for off-road rides.
  • A steel suspension fork with 50 mm of travel soaks up the bumps.
  • Shift into any gear you need with the 21-speed drivetrain’s dual twist shifters.
  • Steel V-brakes provide stopping power in the front and rear of the bike.
  • Wide, knobby mountain tires bring grip and stability to off-road rides.

Specs

Bicycle type, Mountain BikesFrame size, 14 inWheel size, 24 inAge group, TeenGender, FemaleColor, Gray

About this item

Product details

Mongoose Inertia Kids Mountain Bike, 24-Inch Wheels, 21 Speeds, Grey


Keep the rollicking off-road fun rolling with the Mongoose Inertia mountain bike. The steel mountain frame looks good on the trail and provides a solid foundation for off-road rides. Trail-ready features include a suspension fork with 50 mm of travel to soak up bumps, front and rear V-brakes, a 21-speed drivetrain with twist shifters, and thick mountain tires for stability and control on unpaved paths. Just keep on pedaling and you’ll have a blast on the Mongoose Inertia. View more from us on our brand page.
  • The traditional steel mountain frame looks legit and provides a solid foundation for off-road rides.
  • A steel suspension fork with 50 mm of travel soaks up the bumps.
  • Shift into any gear you need with the 21-speed drivetrain’s dual twist shifters.
  • Steel V-brakes provide stopping power in the front and rear of the bike.
  • Wide, knobby mountain tires bring grip and stability to off-road rides.
info:
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Specifications

Bicycle type

Mountain Bikes

Frame size

14 in

Wheel size

24 in

Age group

Teen

Warranty

Warranty information

5 year limited warranty on frame. 1 year limited warranty on parts. 30 day limited warranty on wearable parts.

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Warnings

Customer ratings & reviews

3.9 out of 5 stars
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10 ratings3 reviews
Includes global ratings and reviews
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Showing 1-3 of 3 reviews

Oct 20, 2026
Reviewer name: Michael
Item details
Color: Black
Sold and shipped byPACIFIC CYCLE INC.
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Great Teen Bike

Great, my son loves it!

Incentivized Review
Helpful?1SW667SS5PE120182612019
Oct 18, 2026
Reviewer name: Matt
Item details
Color: Black
Sold and shipped byPACIFIC CYCLE INC.
4 out of 5 stars
4 out of 5 stars review

Verified Purchase

Great bike for kids

Arrived on time and in perfect condition. It was easy to assemble, and seems to work well for my teen for getting back and forth to school and errands.

Incentivized Review
Helpful?1SW667SS5PE120182612019
Jun 25, 2026
Reviewer name: Shawn
Item details
Color: Black
Sold and shipped byPACIFIC CYCLE INC.
3 out of 5 stars
3 out of 5 stars review

Verified Purchase

Cheap plastic parts

My child was very happy with this purchase, but I was pretty disappointed. Unfortunately many of the components are made of cheap plastic, and the decals on the bike were poorly installed. If would have preferred to return it, but my child wanted to keep it.

Helpful?1SW667SS5PE120182612019
Current price is $179.99
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Sold and shipped by PACIFIC CYCLE INC.Pro Seller
4.506329113924051 out of 5 stars
4.5 stars out of 5, based on 237 seller reviews(4.5)
Extended holiday returns
Free Holiday returns until Jan 31