8450 Windrower Pack 8450 + Windrower forage wagon with windrowing arms. This forage wagon can be used on harvesting contracts to gather straw. 8450 Stone Picker with extended arms. Both models have an option to remove collision of arms. 8450 + Windrower - Shop Category: Forage Wagons - Base Price: $125,000 - Capacity: 50,000 - 1,000,000 liters - Required power: 250 hp - Work width: 20 meter - Work speed: 15 mph 8450 Stone Picker - Shop Category: Stone Pickers - Base Price: $125,000 - Capacity: 50,000 - 1,000,000 Liters - Required power: 250 hp - Work width: 20 meter - Work speed: 15 mph