OE Quality
60-Day Returns

KYB SR4578 Suspension Strut and Coil Spring Assembly - Front Right
Overview of KYB Strut-Plus Suspension Strut for Nissan LEAF
The KYB Strut-Plus Suspension Strut and Coil Spring Assembly SR4578 is designed specifically for the Nissan LEAF. This complete suspension strut assembly offers a direct replacement solution to restore your vehicle's original ride quality and handling performance.
- Complete suspension strut and coil spring assembly
- Direct fit for Nissan LEAF models
- Part number SR4578 for precise identification
- Manufactured by KYB, a trusted brand in suspension components
- Includes both strut and coil spring for simplified installation
Detailed Description of the KYB Strut-Plus SR4578
The KYB Strut-Plus line provides a comprehensive suspension solution by combining a high-quality strut with a coil spring in one assembly. This design ensures compatibility and optimal performance for the Nissan LEAF, reducing installation time and effort. The SR4578 part number corresponds to this specific assembly, engineered to meet or exceed OEM specifications. By replacing worn or damaged suspension components with this KYB Strut-Plus assembly, you can maintain the vehicle’s handling characteristics and ride comfort.
Common Applications and Problem Solving
- Restores proper suspension height and alignment
- Eliminates excessive bouncing or bottoming out
- Reduces uneven tire wear caused by worn struts
- Improves steering response and vehicle stability
- Addresses noise or vibration issues related to suspension wear
Installation Notes and Tips
Installation of the KYB Strut-Plus SR4578 assembly is straightforward due to its complete design, which includes both the strut and coil spring. This reduces the need for spring compressors and additional parts. It is recommended to have a professional alignment performed after installation to ensure proper handling and tire wear. Always verify compatibility with your specific Nissan LEAF model year before installation.
Quality Assurance and Warranty
KYB is recognized for manufacturing suspension components that meet rigorous quality standards. The Strut-Plus assemblies undergo thorough testing to ensure durability and performance. While specific warranty details for part number SR4578 should be confirmed at the point of purchase, KYB typically offers a limited warranty covering defects in materials and workmanship.
| Brand | Centric |
|---|---|
| Part Number | 121.61022 |
| Position | Strut-Plus |
| ABS Tone Ring Included | No |
| Bearings Included | No |
| Center Hole Diameter | 2.539 |
| Center Hole Diameter | 64.500 |
| Disc Mounting [cntrc] | Floating |
| Discard Thickness | 0.974 |
| Discard Thickness | 24.750 |
| Misc Holes [cntrc] | 0 |
| Mounting Bolt Hole Circle Diameter | 4.252 |
| Mounting Bolt Hole Circle Diameter | 108.000 |
| Nominal Thickness | 1.024 |
| Nominal Thickness | 26.000 |
| Outside Diameter | 10.157 |
| Outside Diameter | 258.000 |
| Overall Height | 1.917 |
| Overall Height | 48.700 |
| Solid Or Vented Type Rotor | Vented |
| Stud/Lug Hole Diameter | 0.583 |
| Stud/Lug Hole Diameter | 14.800 |
| Stud/Lug Hole Quantity | 5 |
| Surface Type | Smooth |
| Vane Style [cntrc] | Straight |
| Weight [cntrc] kgs | 5.680 |
| Weight [cntrc] lbs | 12.500 |
This part fits 14 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2024 | Nissan | LEAF | Front Right | Recommended OEM Replacement; Strut-Plus |
| 2023 | Nissan | LEAF | Front Right | Recommended OEM Replacement; Strut-Plus |
| 2022 | Nissan | LEAF | Front Right | Recommended OEM Replacement; Strut-Plus |
| 2021 | Nissan | LEAF | Front Right | Recommended OEM Replacement; Strut-Plus |
| 2020 | Nissan | LEAF | Front Right | Recommended OEM Replacement; Strut-Plus |
| 2019 | Nissan | LEAF | Front Right | Replace suspension strut and coil spring assembly according to manufacturer's instructions.; Strut-Plus |
| 2018 | Nissan | LEAF | Front Right | Replace suspension strut and coil spring assembly according to manufacturer's instructions.; Strut-Plus |
| 2017 | Nissan | LEAF | Front Right | Replace suspension strut and coil spring assembly according to manufacturer's instructions.; Strut-Plus |
| 2016 | Nissan | LEAF | Front Right | Replace suspension strut and coil spring assembly according to manufacturer's instructions.; Strut-Plus |
| 2015 | Nissan | LEAF | Front Right | Replace suspension strut and coil spring assembly according to manufacturer's instructions.; Strut-Plus |
| 2014 | Nissan | LEAF | Front Right | Replace suspension strut and coil spring assembly according to manufacturer's instructions.; Strut-Plus |
| 2013 | Nissan | LEAF | Front Right | Replace suspension strut and coil spring assembly according to manufacturer's instructions.; Strut-Plus |
| 2012 | Nissan | LEAF | Front Right | Replace suspension strut and coil spring assembly according to manufacturer's instructions.; Strut-Plus |
| 2011 | Nissan | LEAF | Front Right | Replace suspension strut and coil spring assembly according to manufacturer's instructions.; Strut-Plus |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.