Unity 13-511200 Air Shock Absorber - Rear

OE-Style Rear Air Shock for Magneride

Unity 13-511200 is a rear air shock absorber built as a direct OE replacement for vehicles equipped with Magnetic Ride Control. It is made for drivers replacing a worn electronic air shock on select Cadillac, Chevrolet, and GMC SUVs with Magneride suspension.

• New OE version electronic air shock
• Rear position application
• Direct OE replacement for Magneride-equipped vehicles
• Fits Cadillac Escalade and Escalade ESV, rear
• Fits Chevrolet Tahoe, rear
• Fits GMC Yukon and Yukon XL, rear
• Part number: 13-511200

Product Details

Unity Automotive has more than 40 years of aftermarket suspension experience and offers broad coverage across shock and strut applications. The 13-511200 is part of the Unity New OE Version Electronic Air Shock line, created for vehicles that use electronic damping and rear air suspension control. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Fitment

• Fits 2015-2020 Cadillac Escalade, rear, w/ Magneride Suspension (MRC - Magnetic Ride Control); Direct OE Replacement; New OE Version Electronic Air Shock
• Fits 2015-2020 Cadillac Escalade ESV, rear, w/ Magneride Suspension (MRC - Magnetic Ride Control); Direct OE Replacement; New OE Version Electronic Air Shock
• Fits 2015-2020 Chevrolet Tahoe, rear, w/ Magneride Suspension (MRC - Magnetic Ride Control); Direct OE Replacement; New OE Version Electronic Air Shock
• Fits 2015-2020 GMC Yukon, rear, w/ Magneride Suspension (MRC - Magnetic Ride Control); Direct OE Replacement; New OE Version Electronic Air Shock
• Fits 2015-2020 GMC Yukon XL, rear, w/ Magneride Suspension (MRC - Magnetic Ride Control); Direct OE Replacement; New OE Version Electronic Air Shock

Common Replacement Reasons

• Rear suspension sag or uneven ride height
• Electronic shock warning or damping-related ride issues
• Excessive bouncing, harshness, or reduced control
• Fluid leakage from a worn air shock absorber
• Restoring factory-style rear suspension response on Magneride-equipped SUVs

Installation Notes

Verify Magneride Suspension (MRC - Magnetic Ride Control) before ordering. Confirm rear position fitment and match the vehicle by year, make, and model. Inspect related suspension components and electrical connections during replacement to help ensure proper operation.

Quality Assurance

Unity Automotive manufactures aftermarket suspension parts to meet or exceed OEM standards and supports a catalog built from decades of industry experience. The 13-511200 is produced as a direct OE-style replacement for the listed applications.