Assembly Options Professionally assembled by your local dealer, or DIY the assembly - its up to you!
Financing Available Buy Now, Pay Later with Klarna. We’ve partnered with Klarna to offer flexible payment options to pay over time.
30 Day Returns Our love your ride guarantee – if you’re not 100% happy with your bike, we’re not happy either. Click here for more details
Frame Warranty Covered for at least 5 years! Check out the details to see if your bike qualifies for longer.
Tire Size
20 x 1 1/8"
Frame material

The Redline MX Junior is the perfect entry-level BMX race bike for the beginning youth racer who is 4’6” to 5’1” tall. Made with an aluminum frame and integrated head tube, the Redline MX Junior is lightweight and easy to maneuver. The MX Junior features high-quality 155mm 3-piece aluminum cranks, integrated headset, 20 inch wheels, and an integrated saddle and seat post combination for weight savings.

  • Bike Frame 6061 Alloy w/Integrated Headtube
  • Bike Fork RL Race Hi-Ten w/ Tapered legs
  • Bike Headset Integrated 1"
  • Bike Cranks Race Aluminum 3pc, 155mm
  • Bike Sprocket 38t, Alloy
  • Bike Bottom Bracket Euro, Square Taper JIS
  • Bike Cogset 14t
  • Bike Chain KMC Z410
  • Bike Front Hub Redline Aluminum
  • Bike Rear Hub RL Aluminum Flip-Flop
  • Bike Spokes 14g Steel
  • Bike Rims Alloy Race 20 x 1 1/8
  • Bike Tires Vee Speedster 20 x 1-1/8"
  • Bike Brake Levers Tektro
  • Bike Pedals RL Race 9/16" PC pedal
  • Bike Handlebar RL Race Aluminum 4.5" Rise / 10° Back / 2° Up
  • Bike Grips Redline Hex Expert w/plugs
  • Bike Stem RL Hollow Point Aluminum 1 1/8" threadless
  • Bike Seat RL Race Integrated w/22.2 Post
  • Bike Brakes Tektro 926 AL Linear
  • Product ID 4716
Frame Size 20"
Rider Height -
Bike Top Tube Length 18.5 "
Bike Head Angle 73.0 °
Bike Seat Angle 69.0 °
Bike Chain Stay Length 13.5 "
Bike Bb Height 10.8 "
Bike Stem Length 40.0 "
Bike Handlebar Width 24.0 "
Bike Crank Length 155.0 "
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