OE Quality
60-Day Returns

FCS 345904L Suspension Strut Assembly - Front Left
Overview of the FCS Suspension Strut Assembly for Lexus IS250 and IS350
The FCS Suspension Strut Assembly, part number 345904L, is designed specifically for Lexus IS250 and IS350 models. This strut assembly offers precise suspension performance with key dimensions engineered to meet the exact requirements of these vehicles.
- Compressed Length: 17.6 inches
- Extended Length: 20.87 inches
- Stroke Length: 3.27 inches
- Compatible with Lexus IS250 and IS350
- Part Number: 345904L
FCS Brand Line Suspension Components
The FCS brand line focuses on suspension components engineered for durability and consistent performance. This strut assembly is part of the FCS lineup, which emphasizes precise fitment and reliable operation tailored to specific vehicle models, including the Lexus IS series.
Detailed Product Description
This suspension strut assembly features a compressed length of 17.6 inches and an extended length of 20.87 inches, providing a stroke length of 3.27 inches. These measurements ensure proper suspension travel and damping characteristics for the Lexus IS250 and IS350. The design supports vehicle stability and ride comfort by maintaining optimal suspension geometry throughout its range of motion.
Common Applications and Problem Solving
- Restores proper suspension height and alignment on Lexus IS250 and IS350
- Addresses issues with worn or leaking struts causing poor ride quality
- Improves handling and reduces body roll during cornering
- Eliminates excessive noise or vibration from faulty suspension components
- Supports safe braking and acceleration by maintaining tire contact with the road
Installation Notes and Tips
When installing the FCS suspension strut assembly 345904L, ensure the vehicle is securely lifted and supported. Verify the compressed and extended lengths match the original equipment specifications for the Lexus IS250 or IS350. Proper torque settings should be applied to mounting hardware to maintain suspension integrity and safety.
Quality Assurance and Warranty
The FCS suspension strut assembly is manufactured to meet OEM standards for fit and function. While specific warranty details are not provided, FCS products typically undergo rigorous quality control to ensure durability and performance in line with vehicle manufacturer requirements.
| Brand | FCS |
| Part Number | 345904L |
| Position | FCS, Front Left |
| Compressed Length | 17.6 |
| Extended Length | 20.87 |
| Stroke Length | 3.27 |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Submodel | Drive Type | Position | Notes |
|---|---|---|---|---|---|---|
| 2016 | Lexus | IS350 | Base | RWD | Front Left | FCS |
| 2015 | Lexus | IS250 | Base | RWD | Front Left | FCS |
| 2015 | Lexus | IS350 | Base | RWD | Front Left | FCS |
| 2014 | Lexus | IS250 | Base | RWD | Front Left | FCS |
| 2014 | Lexus | IS350 | Base | RWD | Front Left | FCS |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.