Womala Shock Absorber Pump LR121140 for Land Rover Rang Rover

Product Overview

The Air Suspension Compressor LR121140 is an OE-grade air supply unit engineered for select for Land Rover vehicles equipped with electronic air suspension. This electric pump supplies pressurized air to the air springs to maintain proper ride height, adjust suspension stiffness, and ensure comfort and handling balance. It works in coordination with sensors and valves to regulate pressure . LR121140 has been superseded by LR140034 for most applications .

Key Features

• Direct replacement – fully assembled for plug-and-play installation 

• Integrated air dryer – maintenance-free, protects the system from moisture 

• Thermal overload protection – prevents overheating under varying conditions 

• OE-grade quality – manufactured to original equipment specifications; AMK is the OE supplier for these applications 

• Restores proper ride height – eliminates sagging and suspension failure 

OE Cross-Reference

💡 Important: LR140034 is listed as a supersession for LR121140 in multiple sources . Verify which part number is required for your specific VIN range.

Vehicle Fitment

Engine compatibility (verify with VIN):

• w/o 2.0L PHEV for certain applications 

⚠️ Important: Fitment varies by model year, production date, VIN range, and engine configuration. Some applications require VIN-specific verification .

Signs of Failure

• Vehicle sagging – one or more corners sit lower due to insufficient air pressure 

• Noisy or overworking compressor – runs constantly, loud humming or grinding noises, or fails to shut off 

• Complete suspension failure – compressor does not activate, leading to loss of ride height adjustment 

💡 Diagnostic Note: Before replacing the compressor, check the E-Chamber unit as a possible root cause – a lower level repair process is available in Topix for certain models .

Critical – Verify Your VIN Before Ordering

Air suspension compressors are VIN‑, model‑year‑, and specification‑sensitive. Variations in engine type, chassis configuration, and VIN range affect fitment. Provide your VIN – our team confirms exact compatibility before dispatch. We cannot accept returns for misordered parts without VIN verification.

💡 Installation Tip: Professional installation recommended. After repair, ensure the system is absolutely leak-proof – any leak compromises the function of the compressor . Always replace the relay before installing a new compressor, even if it appears to still work .

Technical Specifications

Why Choose Us

Contact us for bulk orders or VIN‑checked quotes.

Specifications subject to change; images for reference only.Aftermarket replacement – not affiliated with Jaguar Land Rover.

Frequently Asked Questions

• Extensive Industry Experience: 13 years specializing in Auto Parts auto parts with precise product matching and technical solutions.
• Quality Assurance: 10-stage quality inspection process including durability testing, surface roughness analysis, and dimensional verification.
• Manufacturing Excellence: 15,000㎡ production base with 10,000+ SKUs in inventory for fast order fulfillment.
• Strategic Partnerships: Collaborations with 50+ factories including suppliers to international brands like Womala and Hella.