Bicycle Archive · Specification reportBicycle Archive · Specification reportVelopedia Archive ID 91078
| Model year | 2001 |
|---|---|
| Brand | Haro |
| Model | Extreme X1 |
| Bicycle type | Mountain bike, front & rear suspension |
| Archive ID | 91078 |
| Original MSRP | $680.00 |
| Colors | White/Red 2 Tone, Silver/Blue 2-Tone |
| Sizes | 15.5", 17.5", 19.5" |
| Weight | 33 lb |
| Frame construction | TIG-welded |
|---|---|
| Frame material | 7005 T6 aluminum w/replaceable derailleur hanger |
| Fork | Mozo RM110A, 3.0" travel |
| Fork material | Aluminum/chromoly, triple-clamp crown |
| Rear shock | RST 22A, 4.0" travel |
| Component group | Shimano Alivio |
|---|---|
| Shifters | Shimano Alivio RapidFire Plus |
| Front derailleur | Shimano Alivio, top-pull/clamp-on 35.0mm |
| Rear derailleur | Shimano Alivio |
| Crankset | Shimano FC-MC19, 22/32/42 teeth |
| Bottom bracket | Tien Hsin 7420ST, 110.5mm spindle |
| BB shell width | 68mm English |
| Rear cogs | 8-speed, 11 - 32 teeth |
| Chain | KMC Z-72, 1/2 x 3/32" |
| Pedals | Steel cage, resin body w/clips & straps |
| Brakes | Quad MD3 Mechanical Disc brakes, Tektro 3838AG levers |
|---|
| Headset | 1 1/8" threadless WTB Momentum Comp ST |
|---|---|
| Handlebar | Aluminum, 1.5" rise |
| Handlebar extensions | Not included |
| Stem | Aluminum Ahead type |
| Saddle | Koski Contour |
| Seatpost | Aluminum micro-adjust, 31.6mm diameter |
| Hubs | Formula disc |
|---|---|
| Rims | Weinmann Zac 19, 32-hole |
| Spokes | Stainless steel, 2.0mm straight gauge |
| Spoke nipples | Brass nipples |
| Front tire | 26 x 2.10" Kenda Klaw XT |
| Wheel size | 26" wheels |
| Top tube | 584.2 mm |
|---|---|
| Head-tube angle | 71° |
| Seat-tube angle | 73° |
| Chainstay / rear center | 431.8 mm |
| Wheelbase | 1066.8 mm |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 2, 2026.