Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Specialized
2021 Specialized Riprock 16 Coaster
Value Guide market data · 2021 Specialized Riprock 16 Coaster
12-month trend
9%
Direction and magnitude, not judgment
vs. category average
1%
Holds value better than category avg
Price over time - 2021 Specialized Riprock 16 Coaster
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Riprock model years
2026$744 - $864▲ 220% vs. 2021
2025$651 - $756▲ 180% vs. 2021
2024$558 - $648▲ 140% vs. 2021
2023$1,395 - $1,620▲ 499% vs. 2021
2022$279 - $324▲ 20% vs. 20212021$233 - $270Currently viewing
2019$1,023 - $1,188▲ 340% vs. 2021
2018$1,023 - $1,188▲ 340% vs. 20212017$930 - $1,080▲ 300% vs. 20212016$930 - $1,080▲ 300% vs. 20212021 Riprock 16 Coaster lineup
Overview
About this bike
2021 Specialized Riprock 16 Coaster value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Fork
- Hi-Ten steel
- Frame
- Specialized A1 Premium Aluminum
Drivetrain
- Groupset
- 2021 Specialized Riprock 16 Coaster
- Bottom Bracket
- Steel, loose ball bearings
- Chain
- KMC Z510, single-speed, anti-drop, 1/2"x1/8"
- Chainrings
- Steel, 26T
- Crankset
- Hi-Ten steel, 89mm
Cockpit
- Handlebar
- BMX, steel, 10-degree backsweep, 4-degree upsweep, 115mm rise, 520mm width, 22.2mm
- Saddle
- Specialized Kids' Henge
- Seatpost
- Steel, 22.2mm
- Stem
- Die Cast Aluminum, 37mm length, 10 degree, 22.2 clamp diameter
- Grips
- Specialized, slip-on
Wheels & Tires
- Front Tire
- Rhythm Lite, 30 TPI, wire bead, 16x2.3"
- Hubs
- Front: Steel, bolt-on, 100mm spacing, loose ball bearings, 28h, Rear: Coaster brake, bolt-on, loose ball bearings, 110mm spacing, 16T cog, 28h
- Rims
- 16" alloy, 16mm depth, 21mm internal width, 28h
- Spokes
- Stainless, 14g
Pedals
- Pedals
- Nylon platform w/reflectors
Frame sizing
XS4'10"-5'2"
S5'2"-5'6"
M5'6"-5'10"
L5'10"-6'2"
XL6'2"-6'6"
M highlighted as most common resale size. Sourced from catalog metadata.
Geometry
- Stack
- Varies by size
- Reach
- Varies by size
- Wheelbase
- Varies by size
Industry standard. Sourced from catalog metadata.
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Wheel condition
Inspect rims, hubs, spokes, and bearing play; ask about the tire age and any prior wheel rebuilds.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.