Product Description
The Goodyear 2B12-440 Double-Convoluted Bellows Air Spring is a heavy-duty replacement suspension air bag designed for commercial trailers equipped with compatible Reyco air ride suspension systems, including select Reyco 86AR configurations. Engineered to provide dependable air cushioning and load support, this air spring helps absorb road shock, reduce vibration, and maintain stable suspension performance under varying load conditions.
Featuring a durable double-convoluted rubber bellows design with reinforced construction and metal mounting plates, the 2B12-440 is built to withstand the demanding operating conditions of commercial trailer transportation. Its flexible two-bellows configuration provides controlled compression and extension while helping reduce stress on surrounding suspension components.
The Goodyear 2B12-440 features an internal bumper for additional suspension protection. It provides a reliable replacement for worn, damaged, or leaking air springs, helping restore proper suspension operation, ride comfort, and vehicle stability.
Specifications:
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Manufacturer: Goodyear
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Part Number: 2B12-440
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Product Type: Heavy-Duty Suspension Air Spring
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Design: Double-Convoluted / Two-Bellows
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Compatible Manufacturer: Reyco
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Suspension Type: Reyco 86AR Trailer Air Suspension
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Construction: Reinforced Rubber Bellows with Metal Mounting Plates
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Maximum Extended Height: Approximately 14.40 inches
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Minimum Compressed Height: Approximately 3.80 inches
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Top Plate Diameter: 9.00 inches
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Bottom Plate Diameter: 9.00 inches
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Mounting Center Spacing: 6.20 inches
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Top Mounting: Two Mounting Points
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Bottom Mounting: Two Mounting Points
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Internal Bumper: Yes
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Goodyear Bellows Number: 578-92-3-315
Cross-Reference Part Numbers:
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Firestone: W01-358-7555
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Continental/ContiTech: 64284, FD 331-26 480
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Reyco: 18813-01, 20018-01
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Holland/Binkley: XB-SPN-053-37
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Automann: ABSP2B22RB-7555
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Triangle: 4480, AS-4480
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Meritor: FS7555, MAF7555
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Sampa: SP 557555
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Dayton Parts: 454-7555L
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Leland: SC2676
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Midland/Haldex: CS212440
Important Fitment Note: Designed for select Reyco trailer air suspension systems, including configurations using Reyco 18813-01 and 20018-01 air springs. Verify the original equipment part number, mounting stud arrangement, air connection, and suspension specifications before ordering to ensure proper fitment.