Rear Air Spring Bag Bellows for F07 F10 F11 Rear Left Right Air Suspension Bag 37106781827 37106781828 Condition: Brand Fitment Type: Direct Replacement Quantity: 1x Air spring (Left and Right) Placement on Vehicle: Rear Length, width and height: 14.6 x 10.4 x 7.3 inches / 37 x 26.5 x 18.5 cm Weight: 5.09 lbs Stroke: 10 cm ± 2.5 cm Operating Pressure: ≤ 2 MPa Temperature Range: -40° to +70° C Application: For F07, F10, F11 models 2009–2017 Compatible with various diesel and engine variants including 520d, 530d, 535d, 535i, 550i, and all-wheel-drive versions OE Numbers: 37106781827, 37106781828, 37106781843, 37106781844, 37106784378, 37106784379, 37106784380, 37106784381 Features: Air tightness tested over 24 hours with pressure loss ≤ 0.02 MPa Resistant to corrosion with consistent Constructed with CNC machined components Designed for comfort suspension performance Direct replacement without modification Easy installation Reduces abnormal noise Helps maintain proper ride height and improves ride quality Tested for over 3 million cycles Sturdy construction with good compressive strength and sound insulation Effective heat dissipation