Bicycle Archive · Specification reportBicycle Archive · Specification reportVelopedia Archive ID 91390
| Model year | 2002 |
|---|---|
| Brand | Diamondback |
| Model | Topanga |
| Bicycle type | Mountain bike, front suspension |
| Archive ID | 91390 |
| Original MSRP | $439.99 |
| Colors | Black/Silver, Blue/Silver |
| Sizes | Large, medium, small, xsmall |
| Frame construction | TIG-welded |
|---|---|
| Frame material | 7005 aluminum w/replaceable derailleur hanger |
| Fork | Rock Shox Judy TT, 3.0" travel |
| Fork material | Aluminum, single triple-clamp crown |
| Rear shock | N/A |
| Component group | Mountain Mix |
|---|---|
| Shifters | Shimano Acera EZ Fire Plus |
| Front derailleur | Shimano Alivio, top-pull/clamp-on 31.8mm |
| Rear derailleur | Shimano Alivio |
| Crankset | Shimano Acera FC-MC19-L, 24/32/42 teeth |
| Bottom bracket | Sealed cartridge, 111mm spindle |
| BB shell width | 68mm English |
| Rear cogs | 8-speed, 11 - 30 teeth |
| Chain | Shimano CN-IG31, 1/2 x 3/32" |
| Pedals | Resin MTB |
| Brakes | Aluminum linear-pull brakes, Shimano Acera levers |
|---|
| Headset | 1 1/8" integrated Tien Hsin No.10 ZST |
|---|---|
| Handlebar | Aluminum, 1" rise |
| Handlebar extensions | Not included |
| Stem | Aluminum Ahead type |
| Saddle | Avenir ATB SS |
| Seatpost | Aluminum micro-adjust, 27.2mm diameter |
| Hubs | Aluminum |
|---|---|
| Rims | Weinmann Zac 19, 32-hole |
| Spokes | Sha-Dar stainless steel, 14ga. (2.0mm) straight gauge |
| Spoke nipples | Brass nipples |
| Front tire | Front: 26 x 2.10" all terrain, Rear: 26 x 1.95" all terrain |
| Wheel size | 26" wheels |
| Top tube | 584.2 mm |
|---|---|
| Head-tube angle | 71° |
| Seat-tube angle | 73° |
| Chainstay / rear center | 425.4 mm |
| Wheelbase | 1059.2 mm |
| Fork offset / rake | 38.1 mm |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 27, 2026.