2017 Specialized Riprock Coaster 20

2017 Specialized Riprock Coaster 20
MSRPUS$ 250
Wheel Size20″
FrameAluminum
SuspensionRigid
Drivetrain
Brand
Specialized

The 2017 Riprock Coaster 20 is an aluminum frame coaster bike by Specialized.

Build
FrameSpecialized A1 Premium Aluminum
ForkHiTen, 1-1/8" steerer
Bottom BracketSteel, loose ball bearings
StemAhead, alloy, 1-1/8" steerer, 22.2mm clamp, 37mm extension
HandlebarBMX, steel, 10-degree backsweep, 4-degree upsweep, 130mm rise, 560mm width, 22.2mm
SaddleSpecialized Kids'
SeatpostSteel, 25.4mm
PedalsNylon platform w/reflectors
GripsSpecialized, dual colored
Components
CrankHi-Ten steel, OPC, 36T
ChainKMC Z510, single-speed, anti-drop, 1/2"x1/8"
BrakesV-brake, alloy, linear pull
Wheels
Rims20", alloy single wall, 36h
SpokesStainless, 14g
Front HubSteel, 3/8" axle, 36h
Rear HubRear coaster brake, 3/8" Cr-Mo axle, loose ball bearings, 18T cog, 36h
TiresRhythm Lite, 20x2.3", 30TPI, wire bead, directional tread
Geometry

Oh snap! This frame was drawn from the actual bike geometry measurements. Roll over the table below to highlight frame dimensions.

Size
BB Drop 42
Chainstay Length 386
Seat Tube Angle72.0
Seat Tube Length 250
Stack 413
Reach 315
Head Tube Angle70.0
Head Tube Length 80
Wheelbase 858
Top Tube Length 449
Front Center 476
Standover Height 477
🐐 Measurements listed in millimeters and degrees
Replacement Parts
MSRPUS$ 250
Wheel Size20″
FrameAluminum
SuspensionRigid
Drivetrain
Brand
Specialized
Replacement Parts
Loading…