Alfa Romeo 8C 2900B chassis 412011
This chassis wore later Spider coachwork at its London 2025 sale. RM says the original Nowack body accompanied the car.
What to verify before making an offer
Inspect the fitted and accompanying coachwork separately and confirm what transfers with the car.
Documented auction results
If you’re deciding what to offer, start with transactions for cars of similar specification and history. Check the sale date, condition, and whether the price included buyer’s premium.
| Chassis | Date and auction | Outcome and price | Evidence |
|---|---|---|---|
| 412011 | 2025RM Sotheby’s · London 20251937 Alfa Romeo 8C 2900 B Spider in the style of Carrozzeria Alfa Romeo and Zagato | SoldGBP 2,817,500 · Published sold price | Auction evidenceThe original Nowack body accompanied the car, which wore later Spider coachwork. |
Review the evidence before you proceed
Assess a car you’ve found
Review the seller’s records, comparable sales, and questions for an independent marque specialist before deciding what to offer.
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Private sourcing
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Chassis and provenance
This chassis wore later Spider coachwork at its London 2025 sale. RM says the original Nowack body accompanied the car.
Explore the Alfa Romeo 8C 2900B guide