Stabilus 4B-540866 Trunk Lid Lift Support

Buyer fitment guide only intended as reference. Please use catalogue search by vehicle to ensure proper fitment.

• Lift-O-Mat 023904
• Lift-O-Mat 2038YT
• Lift-O-Mat 540866
• Audi 8J8 827 552
• Audi 8J8 827 552 A
• Audi 8J8827552
• Audi 8J8827552A
• Tuff Support 612912
• Lesjofors 81 042 37
• Lesjofors 8104237
• Atlas Lift LS12335

• Components - automotive-grade materials meet OE standards for corrosion resistance, durability, toughness, and wear resistance.
• Direct Fit - engineered to OE specification for exact fit, form, and function with no modification, lubrication, or adjustment required.
• Durable Construction - OE-developed standards and processes are embedded in Stabilus operations and carried into all aftermarket parts.
• Dynamic Damping - a technology developed by Stabilus, groove-in-tube speed control delivers smooth, controlled motion with no bouncing or vibration.
• Latch-Release Spring - helps initiate proper opening after release and reduce the chance of immediate re-latching.
• LIFT-O-MAT® - the original nitrogen-charged lift support, invented by Stabilus and the benchmark for OE lift support quality worldwide.
• Protective Dust Cap - controls dirt and grit buildup at the rod and tube union, preventing contaminants from being cycled into the part.
• Quality - Stabilus brings OE manufacturing standards to the aftermarket for consistent quality and performance.
• Stabilus LIFT-O-MAT® trunk lid lift support replaces the worn OE unit to restore proper trunk lid operation. A precision-formed groove in the tube manages extension speed for smooth motion and a controlled stop. This damping profile helps prevent unsightly bouncing and shuddering of the trunk lid as it opens. An internal assist spring helps extend the lift support slightly after latch release so the trunk lid can clear the latch and begin opening properly. It also helps prevent immediate re-latching for smoother, more convenient operation. A protective dust cap helps control dirt and grit buildup at the rod and tube union, reducing the chance of contaminants being cycled into the part. High-precision sealing and corrosion-resistant materials help mai