
Cervelo SP19 Carbon Seatpost Black, 27.2mm, 0mm offset, 350mm long
27.2mm, 0mm offset, 350mm long
Replacement option · verify fit
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Original specifications: Shimano Ultegra drivetrain · legacy reference geometry.
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At a glance
| Frame Construction | TIG-welded |
|---|---|
| Frame Material | 3Al/2.5V titanium |
| Fork | Profile BRC |
| Fork Material | Carbon fiber composite, aero crown |
| Component Group | Shimano Ultegra |
|---|---|
| Shifters | Shimano Ultegra STI Dual Control |
| Front Derailleur | Shimano Ultegra |
| Rear Derailleur | Shimano Ultegra |
| Crankset | Shimano Ultegra |
| Bottom Bracket | Shimano BB-6500 |
| BB Shell Width | 68mm English |
| Rear Cogs | 9-speed |
| Chain | Shimano CN-HG92, 1/2 x 3/32" |
| Pedals | Not included |
| Brakes | Shimano Ultegra Dual Pivot brakes, Shimano Ultegra levers |
|---|
| Headset | 1" Shimano Ultegra |
|---|---|
| Handlebar | Ttt |
| Stem | Ttt |
| Saddle | SDG Ventura Comp, titanium rails |
| Seatpost | Dean Aluminum, 27.2mm diameter |
| Hubs | Shimano Ultegra |
|---|---|
| Rims | Mavic Open Pro |
| Spokes | Stainless steel |
| Front Tire | Continental Grand Prix |
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 Use these as a historical reference, not for size-specific fit.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 | 565 mm |
| Head-tube angle | 73° |
| Seat-tube angle | 73° |
| Chainstay / rear center | 410 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: 1999 Dean Castanza Ultegra (01) · Road race & triathlon · Published sizes: 50cm, 52cm, 54cm, 56cm, 58cm, 60cm
Archived: Frame: TIG-welded · Fork: Profile BRC · Carbon fiber composite, aero crown
Archived: Group: Shimano Ultegra · Shifters: Shimano Ultegra STI Dual Control · Front derailleur: Shimano Ultegra · Rear derailleur: Shimano Ultegra · Crankset: Shimano Ultegra · Bottom bracket: Shimano BB-6500 · Rear cogs: 9-speed · Chain: Shimano CN-HG92, 1/2 x 3/32"
Archived: Brakes: Shimano Ultegra Dual Pivot brakes, Shimano Ultegra levers
Archived: Rims: Mavic Open Pro · Hubs: Shimano Ultegra · Front tire: Continental Grand Prix
Archived: Headset: 1" Shimano Ultegra · Handlebar: TTT · Stem: TTT · Seatpost: Dean Aluminum, 27.2mm diameter · Saddle: SDG Ventura Comp, titanium rails · 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.