
Cervelo SP19 Carbon Seatpost Black, 27.2mm, 0mm offset, 350mm long
27.2mm, 0mm offset, 350mm long
Replacement option · verify fit
Velopedia Bicycle Archive
Original specifications: Shimano 600 Ultegra drivetrain · 700c wheels · 20 lb published weight.
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At a glance
| Frame Construction | Lugged |
|---|---|
| Frame Material | Reynolds 531 |
| Fork | Waterford Road Race |
| Fork Material | Reynolds 531, semi-sloping crown |
| Component Group | Shimano 600 Ultegra |
|---|---|
| Shifters | Shimano 600 Ultegra STI Dual Control |
| Front Derailleur | Shimano 600 Ultegra, bottom-pull/clamp-on 28.6mm |
| Rear Derailleur | Shimano 600 Ultegra SS |
| Crankset | Shimano 600 Ultegra, 39/53 teeth |
| Bottom Bracket | Shimano BB-UN72, 107mm spindle |
| BB Shell Width | 68mm English |
| Rear Cogs | 9-speed, 12 teeth |
| Chain | Shimano CN-IG90, 1/2 x 3/32" |
| Pedals | Not included |
| Brakes | Shimano 600 Ultegra Dual Pivot brakes, Shimano 600 Ultegra levers |
|---|
| Headset | 1" Shimano 600 Ultegra |
|---|---|
| Handlebar | TTT Forma |
| Stem | TTT Synthesis |
| Saddle | Selle Italia Flite |
| Seatpost | American Classic, 27.2mm diameter |
| Hubs | Shimano 600 Ultegra |
|---|---|
| Rims | Mavic Open SUP, 32-hole |
| Spokes | Wheelsmith XL stainless steel, 2.0mm double-butted |
| Spoke Nipples | Brass nipples |
| Front Tire | 700 x 23c Continental Grand Prix |
| Wheel Size | 700c wheels |
Model-level measurements; the frame size was not recorded. Use these as a historical reference, not for size-specific fit.
Reference frame view
Select an available measurement to locate it on the frame.
| Measurement | Legacy reference |
|---|---|
| Top tube | 560 mm |
| Head-tube angle | 74° |
| Seat-tube angle | 73.5° |
| Chainstay / rear center | 410 mm |
| Wheelbase | 980 mm |
| Fork offset / rake | 40 mm |
The preserved source contains one model-level geometry set without an identified frame size.
Parts & serviceability

27.2mm, 0mm offset, 350mm long
Replacement option · verify fit
Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases.
This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.
Archived: 1998 Waterford 1100/Ultegra · Road race & triathlon · Published sizes: 50 cm, 52 cm, 54 cm, 56 cm, 58 cm, 60 cm, 62 cm
Archived: Frame: Lugged · Fork: Waterford Road Race · Reynolds 531, semi-sloping crown
Archived: Group: Shimano 600 Ultegra · Shifters: Shimano 600 Ultegra STI Dual Control · Front derailleur: Shimano 600 Ultegra, bottom-pull/clamp-on 28.6mm · Rear derailleur: Shimano 600 Ultegra SS · Crankset: Shimano 600 Ultegra, 39/53 teeth · Bottom bracket: Shimano BB-UN72, 107mm spindle · Rear cogs: 9-speed, 12 teeth · Chain: Shimano CN-IG90, 1/2 x 3/32"
Archived: Brakes: Shimano 600 Ultegra Dual Pivot brakes, Shimano 600 Ultegra levers
Archived: Wheel size: 700c wheels · Rims: Mavic Open SUP, 32-hole · Hubs: Shimano 600 Ultegra · Front tire: 700 x 23c Continental Grand Prix
Archived: Headset: 1" Shimano 600 Ultegra · Handlebar: TTT Forma · Stem: TTT Synthesis · Seatpost: American Classic, 27.2mm diameter · Saddle: Selle Italia Flite · Pedals: Not included
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.