Bicycle Archive · Specification reportBicycle Archive · Specification reportVelopedia Archive ID 66185
| Model year | 1997 |
|---|---|
| Brand | Boulder Bikes |
| Model | TSL 26 |
| Bicycle type | Tandem (mountain) |
| Archive ID | 66185 |
| Original MSRP | $4,899.00 |
| Colors | Black, blue, custom, green, grey, purple, red, silver, teal, white, yellow |
| Sizes | Large, medium, small |
| Weight | 43 lb |
| Frame construction | TIG-welded |
|---|---|
| Frame material | True Temper Tandem chromoly, butted |
| Fork | Marzocchi Bomber Z-1 |
| Fork material | Aluminum, triple-clamp crown |
| Rear shock | Risse Genesis, 4.0" travel |
| Component group | Sachs Quarz |
|---|---|
| Shifters | Sachs Power Grip Extreme |
| Front derailleur | Sachs Quarz, top-pull/clamp-on 31.8 mm |
| Rear derailleur | Shimano Deore XT SGS |
| Crankset | Sugino Fuse Tandem, 28/38/50 teeth |
| Bottom bracket | Shimano BB-UN72, 122.5 mm spindle |
| BB shell width | 68mm English |
| Rear cogs | 8-speed, 12 - 32 teeth |
| Chain | Sachs SC-M90, 1/2 x 3/32" |
| Pedals | Not included |
| Brakes | Sachs Power Disc brakes, Sachs Quarz levers |
|---|
| Headset | 1 1/4" Shimano Deore XT |
|---|---|
| Handlebar | Titec Enduro 141 |
| Handlebar extensions | Not included |
| Stem | Control Tech |
| Saddle | Selle San Marco Concor Lite |
| Seatpost | Kalloy Uno, 28.6 mm diameter |
| Hubs | Front: Sachs Quarz, Rear: World Class |
|---|---|
| Rims | Sun Rims Rhyno, 36-hole/48-hole |
| Spokes | Wheelsmith stainless steel, 2.0mm straight gauge |
| Spoke nipples | Brass nipples |
| Front tire | 26 x 2.10" WTB VelociRaptor |
| Wheel size | 26" wheels |
| Top tube | 584.2 mm |
|---|---|
| Head-tube angle | 72° |
| Seat-tube angle | 73° |
| Chainstay / rear center | 431.8 mm |
| Wheelbase | 1790.7 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 23, 2026.