Bicycle Archive ยท Specification reportBicycle Archive ยท Specification reportVelopedia Archive ID 71018
| Model year | 1998 |
|---|---|
| Brand | Specialized |
| Model | Fatboy A1 Pro |
| Bicycle type | BMX |
| Archive ID | 71018 |
| Original MSRP | $650.00 |
| Colors | Speed green |
| Sizes | Xlarge |
| Frame construction | TIG-welded |
|---|---|
| Frame material | Specialized A1 Premium aluminum |
| Fork | Specialized Fatboy |
| Fork material | Chromoly, unicrown crown |
| Rear shock | N/A |
| Component group | N/A |
|---|---|
| Shifters | N/A |
| Front derailleur | N/A |
| Rear derailleur | N/A |
| Crankset | Specialized 3-piece chromoly, 44 teeth |
| Bottom bracket | Specialized one piece |
| BB shell width | American |
| Rear cogs | 1-speed, 16 teeth |
| Chain | 1/2 x 3/32" |
| Pedals | Specialized aluminum clipless |
| Brakes | Dia-Compe linear-pull rear brakes, Dia-Compe levers |
|---|
| Headset | 1 1/8" threadless Tange-Seiki |
|---|---|
| Handlebar | SBC chromoly |
| Handlebar extensions | N/A |
| Stem | Specialized aluminum |
| Saddle | Specialized Racing |
| Seatpost | Aluminum micro-adjust, 26.6mm diameter |
| Hubs | Front: Specialized aluminum, nutted, Rear: Specialized flip-flop aluminum, nutted |
|---|---|
| Rims | Araya Super 7X, 36-hole |
| Spokes | Stainless steel, 2.0mm straight gauge |
| Spoke nipples | Brass nipples |
| Front tire | Front: 20 x 2.125" Specialized BMXtreme II, Rear: 20 x 1.80" Specialized BMXtreme II |
| Wheel size | 20" wheels |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 4, 2026.