Marin Bikes

Donky Jr. 18"

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MY21 donky 18 m black2920 MY21 donky 18 wh2920

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  • Original price : $399.00
  • Sale: Price: $299.00*
  • Frame: Aluminium
  • Size Range: One Size

Manufacturer’s suggested retail price may not include additional shipping or preparation charges. Please contact your local Marin dealer for a quote.

The Donky Jr is ready to tear up the local sidewalks, driveways and bike paths. Built around a lightweight aluminum frame, and equipped with smooth-rolling mixed tread tires and powerful linear pull brakes, these models are great for the new rider. Hand-operated brakes and freewheels help make the transition to their next bikes even easier.

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Specifications

  • Frame

    Aluminum, 18" Kids

  • Fork

    Steel Straight Blade, 1 1/8" Threadless Steerer Tube

  • Rims

    Marin Aluminum w/ Machined Sidewalls

  • Hub, Rear

    Steel 16H Single Speed

  • Hub, Front

    Steel 16H

  • Spoke, Nipples

    Black Stainless Steel 14G Spokes, Brass Nipples

  • Tires

    Marin/Vee Tire Speedster, 18"x2.0"

  • Crankset

    Alloy 3-Piece, 102mm; 32t chainring

  • Bottom Bracket

    Sealed Cartridge Bearing, Square Taper

  • Chain

    KMC C-410 Single Speed

  • Rear Cog

    18T, Freewheel

  • Brake, Front

    Tektro Linear Pull

  • Brake, Rear

    Tektro Linear Pull

  • Brake Levers

    Tektro Kids Specific Short Reach Alloy

  • Handlebar

    BMX Riser, Steel

  • Stem

    Aluminum BMX Style

  • Grips

    Kids Specific

  • Headset

    FSA No. 8B, Threadless, 1 1/8"

  • Seatpost

    25.4mm Steel, Integrated w/ Saddle

  • Saddle

    Marin Kids w/ Integrated Seat Post

  • Pedals

    Kids Specific Nylon

  • Extras

    Rear-Mount Steel Kickstand, Full Covearge Polycarbonate Chainguard

Specifications, pricing, and availability are subject to change without notice.

Geometry

Donky Jr. 18" geometry diagram
ONE SIZE
Stack 368
Reach 295
Headtube Angle 70
Headtube Length 95
Seattube Angle 72°
Seattube Length 255
Toptube Effective 415
BB Height 277.5
BB Drop 0
Chainstay 339
Wheelbase 793
Standover Height 467
Fork Offset 23
Seatpost Diameter 25.4
Handlebar Width 450
Stem Length 48
Crank Length 102

All lengths in millimeters

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