![1991 Ford Sierra RS Cosworth 4x4 for sale on BaT Auctions - closed on April 13, 2018 (Lot #9,075) | Bring a Trailer 1991 Ford Sierra RS Cosworth 4x4 for sale on BaT Auctions - closed on April 13, 2018 (Lot #9,075) | Bring a Trailer](https://bringatrailer.com/wp-content/uploads/2018/03/1522159946f66e7dff9f98764da974C81B2-5AEE-488F-B8D6-F5FAFB9A9F28.jpeg?fit=940%2C705)
1991 Ford Sierra RS Cosworth 4x4 for sale on BaT Auctions - closed on April 13, 2018 (Lot #9,075) | Bring a Trailer
![Ford Sierra RS Cosworth 4x4 Specs & Performance: Top Speed, Power, Acceleration, MPG + More 1990-1993 Ford Sierra RS Cosworth 4x4 Specs & Performance: Top Speed, Power, Acceleration, MPG + More 1990-1993](https://c.encycarpedia.com/ci/6138.jpg)
Ford Sierra RS Cosworth 4x4 Specs & Performance: Top Speed, Power, Acceleration, MPG + More 1990-1993
![1989 Ford Sierra RS Cosworth for sale on BaT Auctions - closed on September 2, 2021 (Lot #54,338) | Bring a Trailer 1989 Ford Sierra RS Cosworth for sale on BaT Auctions - closed on September 2, 2021 (Lot #54,338) | Bring a Trailer](https://bringatrailer.com/wp-content/uploads/2021/07/1989_ford_sierra_cosworth_162982498371eda1c578241bd96d1989_ford_sierra_cosworth_162746879266e7dff9f98764da8803477a-43a2-4198-b6a5-b9001d8ef6c4-kH7MXL.jpg?fit=2032%2C1355)
1989 Ford Sierra RS Cosworth for sale on BaT Auctions - closed on September 2, 2021 (Lot #54,338) | Bring a Trailer
![Ford Sierra Sapphire RS Cosworth Specs & Performance: Top Speed, Power, Acceleration, MPG + More 1988-1990 Ford Sierra Sapphire RS Cosworth Specs & Performance: Top Speed, Power, Acceleration, MPG + More 1988-1990](https://c.encycarpedia.com/ci/11759.jpg)
Ford Sierra Sapphire RS Cosworth Specs & Performance: Top Speed, Power, Acceleration, MPG + More 1988-1990
![1989 Ford Sierra RS Cosworth for sale on BaT Auctions - sold for $28,250 on January 14, 2021 (Lot #41,751) | Bring a Trailer 1989 Ford Sierra RS Cosworth for sale on BaT Auctions - sold for $28,250 on January 14, 2021 (Lot #41,751) | Bring a Trailer](https://bringatrailer.com/wp-content/uploads/2020/12/1989_ford_sierra_cosworth_1609792001f8b75fe8d2P1022882.jpg?fit=940%2C627)