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Mongoose Grafton Mountain Bike for Adult and Youth Men and Women, 24/26 / 27.5-Inch Wheel Options, 21-Speed Trigger Shifter, Aluminum Frame, Front Suspension, Mechanical Disc Brakes

  • Based on 88 reviews
Condition: New
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$415.74 Why this price?
Save $204.25 was $619.99

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Availability: Only 1 left in stock, order soon!
Fulfilled by Amazon

Arrives Friday, May 23
Order within 20 hours and 8 minutes
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Size: 26-Inch Wheels


Color: Tan


Features

  • Aluminum mountain frame with modern geometry. Great for ripping down rugged mountain trails. 26-inch wheels fit riders 64 to 74 inches tall
  • Hardtail frame with suspension fork is ready for off-road riding. Internal headset offers a clean, streamlined look
  • 21-speed trigger shifters provide smooth gear changes
  • Mechanical disc brakes deliver all-weather stopping power
  • 2.3-inch wide knobby mountain tires provide extra grip and stability. Aluminum double wall rims add lightweight strength

Bike Type: Mountain Bike


Age Range (Description): Adult


Brand: Mongoose


Number of Speeds: 21


Color: Tan


Wheel Size: 26 Inches


Frame Material: Aluminum


Suspension Type: Front


Special Feature: Lightweight, Aluminum Frame, mountain bike


Included Components: Mountain Bike


Bike Type: ‎Mountain Bike


Age Range (Description): ‎Adult


Brand: ‎Mongoose


Number of Speeds: ‎21


Color: ‎Tan


Wheel Size: ‎26 Inches


Frame Material: ‎Aluminum


Suspension Type: ‎Front


Special Feature: ‎Lightweight, Aluminum Frame, mountain bike


Included Components: ‎Mountain Bike


Size: ‎26-Inch Wheels


Brake Style: ‎Disc


Specific Uses For Product: ‎Trail


Item Weight: ‎16.1 Kilograms


Style: ‎Tan


Model Name: ‎Grafton


Power Source: ‎manual winding


Wheel Material: ‎Aluminum


Maximum Weight Recommendation: ‎32.2 Kilograms


Assembly Required: ‎No


Bicycle Gear Shifter Type: ‎Trigger


Skill Level: ‎Intermediate


Minimum User Height: ‎64 Inches


Is Autographed: ‎No


UPC: ‎038675091306


Manufacturer: ‎Pacific Cycle, Inc.


Item Package Dimensions L x W x H: ‎55 x 27 x 8.25 inches


Package Weight: ‎19.5 Kilograms


Brand Name: ‎Mongoose


Warranty Description: ‎One year limited warranty on parts, 30 days on wearable parts


Material: ‎Aluminum


Suggested Users: ‎unisex-adult


Number of Items: ‎1


Date First Available: May 8, 2023


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Friday, May 23

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Best bikes
Size: 26-Inch Wheels Color: Teal
I purchased this bike for my wife and she absolutely loves it mongoose bikes is our family’s go to for bikes they’ve never let us down quality is one of the best in the business
Reviewed in the United States on January 4, 2025 by Mark Russell

  • bike damaged in shipping. cost ~$150 to replace a brand new bike tire for a brand new bike
Size: 26-Inch Wheels Color: Tan
The media could not be loaded. the rear tires axel came bent straight from the box, so bad that the bike is unsafe to ride and the de-railers miss changing gears because of it. also both sets of brakes squeak terribly. Really disappointing for a ~$350 bike to be un-usable out of the box. assembly was easy and fast, but didn't matter cuz the axel is bent beyond usability. ... show more
Reviewed in the United States on April 12, 2025 by AmazonMember8911

  • Easy to build
Size: 26-Inch Wheels Color: Teal
Light weight,pretty and my daughter loves it. God bless
Reviewed in the United States on January 12, 2025 by Claudia Tejada Claudia Tejada

  • Gorgeous Mongoose Bike...
Size: 27.5-Inch Wheels Color: Blue
Nice paint!! Overall, this bike's craftsmanship follows with other Mongoose mountain bikes, but I will be swapping out these OEM 'streetable' tires for a set of more aggressive, knobby, and sticky offroad tires that are more suitable for my mountain, trail, brush, loose gravel-filled, and otherwise tricky and nonpaved roads, which I encompass during my frequent MTB jaunts. ... show more
Reviewed in the United States on September 5, 2024 by Carlos Ubirlea

  • nice bike
Size: 26-Inch Wheels Color: Tan
nice bike for the price, its a little heavy.
Reviewed in the United States on November 11, 2024 by mildred silva

  • definitely ridable in the snow and slush
Size: 27.5-Inch Wheels Color: Blue
hopefully it doesnt rust the bolts out as one started to rust already. all terrain perfect for even snowy weather. love it. could you please change the rating to five stars.
Reviewed in the United States on December 21, 2024 by i llllooooovvvveeeee this bike. definitely gets 5 stars from me!!! flies through the snow in the new york weather. doesnt even spin out on ice!

  • Terrible components
Size: 27.5-Inch Wheels Color: Blue
Got the bike really fast. Loved the color and had to wait for almost a month until my bike repair guy was back from vacation. Brought the bike to him to assemble. Got it put together and I took it for a spin. Brakes were horrible. I couldn't switch gears properly. He adjusted everything replaced all cables right away. Brakes then worked amazingly! He worked on my gearing for almost three hours (granted we were talking a bit) but pulled out every trick in the book. Could not figure it out. Huge disappointment. Sent back and got a refund but I'm out the cost him working on it and my time taking it apart and boxing it back up. Brought it to ups and they told me because the corner of the original box was wet they had to repack it and charged me for it. I did however get the cost of the ups back. Overall not happy with the product! ... show more
Reviewed in the United States on September 23, 2022 by Nicholas B Johnson

  • Front brake broken
Size: 26-Inch Wheels Color: Teal
Not happy front brakes don’t work.
Reviewed in the United States on May 5, 2025 by Karen V.

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