Bicycle Archive · Specification reportBicycle Archive · Specification reportVelopedia Archive ID 86420
| Model year | 1999 |
|---|---|
| Brand | Litespeed |
| Model | Tachyon (01) |
| Bicycle type | Road race & triathlon |
| Archive ID | 86420 |
| Original MSRP | $3,200.00 |
| Colors | Brushed |
| Sizes | 47cm, 49cm, 51cm, 53cm, 55cm, 57cm, 59cm, 61cm |
| Weight | 18 lb |
| Frame construction | TIG-welded |
|---|---|
| Frame material | 3Al/2.5V titanium, butted |
| Fork | Look Aero |
| Fork material | Carbon fiber composite, unicrown crown |
| Rear shock | N/A |
| Component group | Shimano Dura-Ace |
|---|---|
| Shifters | Shimano Dura-Ace bar-end |
| Front derailleur | Shimano Dura-Ace, bottom-pull/clamp-on 35.0mm |
| Rear derailleur | Shimano Dura-Ace |
| Crankset | Shimano Dura-Ace, 39/53 teeth |
| Bottom bracket | Shimano BB-7700, 109.5mm spindle |
| BB shell width | 68mm English |
| Rear cogs | 9-speed, Buyer's choice of gearing |
| Chain | Shimano CN-7700, 1/2 x 3/32" |
| Pedals | Not included |
| Brakes | Shimano Dura-Ace Dual Pivot brakes, Shimano Dura-Ace levers |
|---|
| Headset | 1" threadless Aheadset AC |
|---|---|
| Handlebar | Profile AirWings |
| Handlebar extensions | Profile Split-Enz |
| Stem | Profile |
| Saddle | Selle Italia Flite, titanium rails |
| Seatpost | Profile, 27.2mm diameter |
| Hubs | Shimano Dura-Ace |
|---|---|
| Rims | Velocity Deep-V, 28-hole |
| Spokes | Wheelsmith stainless steel, 2.0mm double-butted |
| Spoke nipples | Alloy nipples |
| Front tire | 650 x 20c IRC PaperLite Plus kevlar |
| Wheel size | 650c wheels |
| Top tube | 565 mm |
|---|---|
| Head-tube angle | 73.5° |
| Seat-tube angle | 77° |
| Chainstay / rear center | 393 mm |
| Wheelbase | 1017 mm |
| Fork offset / rake | 35 mm |
Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 1, 2026.