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Mongoose Racer X Boys 20" - Blue

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$379.95

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EXPERIENCED, KNOWLEDGEABLE STAFF

With over 30 years combined experience in the cycling industry.

✅All bikes are sold fully assembled, ready to ride and are available for in store pick up or local delivery only.

2025 MONGOOSE RACER X 20" BOYS BMX - BLUE

The 2025 Mongoose Racer X boys 20" with KidFit technology is designed to grow with your child, featuring Mongoose's KidFit system, the bike includes adjustable components like the seat and handlebars, allowing for a customizable fit as your child grows. The lightweight aluminium frame and 20" wheels combined with KidFit specific geometry, make it the perfect bike for young riders moving up from 16" wheels looking for a safe and comfortable ride. With a single-speed drivetrain and reliable braking system, the Racer X offers a smooth, easy to ride experience that helps young riders build confidence and skills. Buy your new 2025 Mongoose Racer X boys 20" BMX bike in South East Melbourne with Casey Cycles, visit us in-store or shop online with free local delivery within 20km of our Cranbourne store.

MONGOOSE KIDFIT TECHNOLOGY

  • Lightweight aluminium frame with forward pedal positioning making it easier to commence pedaling and build momentum.
  • Lower gear ratio for increased acceleration and to maintain momentum.
  • Narrower crank and pedal widths to match the width of a childs hips to allow for a stronger, more natural pedal stroke.
  • Lower seat position for better balance and maneuverability.
  • Smaller handlegrips designed to fit the hands of young riders.

SPEC

  • Frame: Tectonic T1, aluminium, 20" with KidFit geometry.
  • Fork: Mongoose, 20", steel steerer tube.
  • Crank: 1 piece forged steel. 127mm 32T steel chain ring.
  • Bottom Bracket: American loose ball.
  • Wheel Size: 20".
  • Rims: Alloy single wall 28H.
  • Rear Hub: 28H Steel, 3/8" axle coaster brake.
  • Tyres: 20" x 2.125".
  • Pedals: Plastic body with 1/2" axle.
  • Brake: Rear coaster brake/front alloy caliper.
  • Handlebar: Mongoose hi-tensile steel with 7" rise.
  • Stem: Alloy/Steel with 50mm extension.
  • Headset: Threaded.
  • Brake Levers: Short reach.
  • Spokes: 14G stainless steel.
  • Saddle: Mongoose kids with integrated 25.4mm steel seat post.
  • Colour: Blue.

SIZING & GEOMETRY

Suggested rider size: Approx 117cm to 135cm (Sizing to be used as a reference only. Please visit us in-store to determine the correct sizing).

  • Please note that the specification of this bike may be impacted by running substitution changes. 
  • Recommended Retail Prices are subject to change without notice and may vary depending on freighting and assembly costs.
  • Due to the terms of the Mongoose Bicycles dealer agreement all Mongoose bikes are sold fully assembled and available for in-store pick up or local delivery only and cannot be shipped.
SKU MGM55103M20OS
Brand Mongoose

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