Description
The factory front lower control arms are a critical component of the C8 Audi suspension system and can begin to show wear as early as 40,000 miles, particularly on vehicles driven daily in demanding conditions. Over time, the factory rubber bushings soften, and the ball joints develop play, leading to reduced steering precision, compromised alignment stability, and a less connected driving experience.
034Motorsport’s complete Density Line Front Lower Control Arm Kit is engineered as a high-quality, long-lasting replacement for all four factory front lower control arms. Featuring high-durometer rubber bushings and premium-quality ball joints, these control arms are designed to provide improved durability and maintain suspension geometry more effectively than the factory components, all while preserving the comfort and refinement expected from the C8 chassis.
As a complete replacement solution, Density Line Lower Control Arms are a cost-effective alternative to OEM control arms, offering upgraded materials and improved longevity at a competitive price. By reducing unwanted suspension deflection without introducing harshness or noise, they restore crisp steering response and confident handling feel, making them an ideal OEM+ upgrade for enthusiasts seeking enhanced reliability, durability, and driving precision.
FEATURES:
- Complete, Drop-In Replacement for Factory Lower Control Arms
- Offers Improved Handling Feel & Steering Precision
- High-Durometer Rubber Bushings (65 Durometer)
- Solid Rubber Bushings Eliminate OE Arm Bushings Fluid Leaks
- Includes New Ball Joints
Lower Control Arm Features:
- Complete, Drop-In Replacement for Factory Lower Control Arms
- Offers Improved Handling Feel & Steering Precision
- High-Durometer Rubber Bushings (65 Durometer)
- No Fluid, So Unlike OE Arms, the Bushings Cannot Leak
- Includes New Ball Joints
Upper Control Arm Features:
- Complete, Drop-In Replacement for Factory Upper Control Arms
- Offers Improved Handling Feel & Steering Precision
- High-Durometer Rubber Bushings (70 Durometer)
- Includes New Hardware
Density Line Sway Bar End Link Features:
- Complete, Drop-In Replacement for Factory Sway Bar End Links
- Offers Improved Handling Feel & Steering Precision
- High-Durometer Rubber Bushings
- Includes New Hardware
Part Number Interchange:
- 4K0 407 151 C, Control Arm, Lower Front Left
- 4K0 407 152 C, Control Arm, Lower Front Right
- 80A 407 693 E, Control Arm, Lower Rear Left
- 80A 407 694 E, Control Arm, Lower Rear Right
- 4M0 407 505 B, Upper Front Left
- 4M0 407 506 B, Upper Front Right
- 4M0 407 509 B, Upper Rear Left
- 4M0 407 510 B, Upper Rear Right
- 80A 407 689 C, Ball Joint
- 4M0 411 317 J, End Link
- 4M0 411 317, End Link
- 4M0 411 317 L, End Link (Supersession)
What's Included **Full Kit**:
- Front Lower Control Arms - Front (Left & Right)
- Front Lower Control Arms - Rear (Left & Right)
- Ball Joints (Pair)
- Front Upper Control Arms - Front (Left & Right)
- Front Upper Control Arms - Rear (Left & Right)
- 2x Density End Links
- New Installation Hardware





