Lift kit for Mercury Mountaineer - Third generation | U251 | 2005-2010

Lift set for Mercury Mountaineer - Third generation (2005-2010) | Classic Series

Increase the ground clearance of your third-generation Mercury Mountaineer (U251, 2005–2010) and compensate for sagging factory springs. Over time, the weight of the vehicle naturally lowers the ride height, making it easier to scrape the underbody and bumpers. This polyurethane lift kit raises the vehicle to give you extra clearance for deep snow, rough roads, and high curbs. It prevents bottoming out and makes everyday driving more comfortable, while keeping your original factory ride smoothness intact.

• Front strut spacers | 40 mm (1.6") — 2 pcs.
• Rear strut spacers | 40 mm (1.6") — 2 pcs.
• Front Reinforced studs | M8 extended — 6 pcs.
• Rear Reinforced studs | M8 extended — 6 pcs.

• Front: +40mm lift (40mm spacers)
• Rear: +40mm lift (40mm spacers)

📏 Looking for a different height?
Check the "Other Size Options" section at the bottom of this page for available spacer heights and custom configurations.

This complete lift kit is specifically engineered for:

Years: 2005, 2006, 2007, 2008, 2009, 2010

☑️ Full Compatibility: This lift kit is 100% compatible with all third-generation Mercury Mountaineer (U251) model variants. It seamlessly fits all factory trim levels (Convenience, Luxury, and Premier), both Rear-Wheel Drive (RWD) and All-Wheel Drive (AWD) configurations, across all powertrain options (including 4.0L Cologne SOHC V6 and 4.6L 24V Modular V8 engines) produced from 08.2005–10.2010.

• Front & Rear Axle Installation (Studs): This kit requires pressing out the original factory splined studs from both the front and rear upper strut mounts. They must be replaced with the provided reinforced extended studs to ensure sufficient thread engagement and maximum structural integrity.
• Lift Height Disclaimer: Please note that the final achieved lift height may vary depending on the individual condition and service life of your vehicle's suspension. Factors such as factory spring fatigue, engine and powertrain weight configurations (lighter 4.0L V6 RWD vs. significantly heavier 4.6L V8 AWD drivetrains with front differential and transfer case), factory Class III/IV towing packages, and third-row seating equipment can influence the final suspension height.

Our spacers are manufactured from professional-grade Polyurethane SCU-PFL-100 (93A Shore hardness). This material is the core of our Classic line, offering distinct advantages:

• Comfort & Quiet:

  Unlike metal spacers, polyurethane effectively absorbs road vibrations, maintaining high ride comfort and reducing suspension noise.

• Stealth Appearance:

  ⚫ The solid classic black color of the polyurethane ensures that the spacers remain invisible under the wheel arches and look like original equipment.

• Extreme Durability:

  100% resistant to road salt, oils, and harsh weather conditions. Polyurethane never rusts or corrodes, making it ideal for both snowy regions and coastal areas with high humidity.

• Structural Integrity:

  The 93A hardness ensures the spacers hold their shape even under heavy loads, while remaining flexible enough to protect your suspension.

• Wheel Alignment: A professional wheel alignment is required after installing the lift kit. This is a mandatory step to ensure proper handling and to keep your tires wearing evenly.
• Self-Installation: A spring compressor is required for installation. Please ensure you have the proper tools if you plan to install the kit yourself.
• Professional Installation: For your safety and the best results, we recommend having this kit installed by a qualified mechanic or a suspension specialist.

While this kit is for +40mm, we offer various heights of spacers to help you build the perfect lift kit for your needs. You can combine different heights to compensate for rear-end sag or to achieve a specific custom stance for your vehicle.

Please contact us to place a custom order. We will help you select the perfect height for your vehicle and provide a custom quote for your personalized setup.

Looking for a different version? We have lift kits for other generations of the Mercury Mountaineer:

• ◀️ Previous: Mercury Mountaineer - Second generation [U152] (2001-2005)