Bicycle Archive · Specification reportBicycle Archive · Specification reportVelopedia Archive ID 900004226
| Model year | 2022 |
|---|---|
| Brand | Specialized |
| Model | Riprock Coaster 12 |
| Bicycle type | Youth |
| Archive ID | 900004226 |
| Original MSRP | $274.99 |
| Colors | Candy Red / Hyper / Black; Neon Blue / Black / White; White Metallic Silver / Flake Pink / Moto Oragne; Acid Purple / Black / White |
| Frame construction | Specialized A1 Premium Aluminum |
|---|---|
| Frame material | Aluminum |
| Fork | Hi-Ten steel |
| Fork material | Steel |
| Crankset | Hi-Ten steel, 76mm; chainrings: Steel, 26T |
|---|---|
| Bottom bracket | Feimin FP-B701, 68MM |
| BB shell width | 68 mm |
| Chain | KMC Z510, single-speed, anti-drop, 1/2"x1/8" |
| Pedals | Nylon platform w/ reflectors |
| Handlebar | BMX, steel, 10-degree backsweep, 4-degree upsweep, 65mm rise, 470mm width, 22.2mm |
|---|---|
| Stem | Die Cast Aluminum, 35mm length, 22.2 clamp diameter |
| Saddle | Specialized Kids' |
| Seatpost | Steel, 22.2mm |
| Hubs | (F) Bolt-on, 95mm spacing, loose ball bearings, 16h / (R) Coaster brake, bolt-on, loose ball bearings, 110mm spacing, 16T cog, 16h |
|---|---|
| Rims | 12" alloy, 16mm depth, 21mm internal width |
| Spokes | Stainless, 14g |
| Front tire | Rhythm Lite, 30 TPI, wire bead, 12x2.3" |
| Rear tire | Rhythm Lite, 30 TPI, wire bead, 12x2.3" |
| Effective top tube | 350 mm |
|---|---|
| Head tube | 80 mm |
| Head-tube angle | 70° |
| Seat-tube angle | 71° |
| Chainstay / rear center | 272 mm |
| Wheelbase | 603 mm |
| Bottom-bracket drop | 11 mm |
| Reach | 222 mm |
| Stack | 274 mm |
| Standover height | 365 mm |
| Fork offset / rake | 5 mm |
| Front center | 331 mm |
| Trail | 53 mm |
| Seatpost length | 190 mm |
| Stem length | 35 mm |
| Handlebar width | 470 mm |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 27, 2026.