This steering knuckle used in BMW 4 Cabrio (F33, F83) models is compatible with the 420i engine and vehicles produced between 2014 and 2020. The steering knuckle is a critical part of the vehicle's suspension system and ensures proper steering of the wheels. This part is extremely important for enhancing driving safety and optimizing the vehicle's road grip. Known by the code FAG 840 1378 10, this part is manufactured from high-quality materials and meets original equipment standards.
Product Features and Benefits
- OEM Compatibility: This steering knuckle fully complies with BMW's original equipment standards. It offers reliable performance with installation and fitment compatibility at authorized service centers.
- Material Quality: Manufactured using high-quality steel and durable alloys. This ensures high resistance to wear and tear.
- Durability and Lifespan: This part offers durability of up to 100,000 km, providing long-lasting performance even under challenging road conditions.
- Performance: Ensures the proper functioning of the vehicle's suspension system, enhancing road grip and driving comfort.
- Testing and Certification: Manufactured in accordance with ISO 9001 and TS 16949 standards, guaranteeing quality and reliability.
Technical Details
| Manufacturer Brand | FAG |
| Product Code (OE/OEM) | 840 1378 10 |
| Part Type | Complete Left Steering Knuckle |
| Production Standard | OE equivalent / OEM |
| Origin | Germany |
| System | Suspension |
Vehicle Compatibility
This steering knuckle is compatible with BMW 4 Cabrio (F33, F83) models equipped with the 420i engine produced between 2014 and 2020. These models offer a top-tier driving experience in terms of both performance and comfort. Regular maintenance of your vehicle's suspension system is critical for a long-lasting and safe driving experience.
- Chassis code: F33, F83
- Engine code: 420i
- Production year range: 2014-2020
- Trim/Variant: 420i
It is recommended to confirm with our support line using your 17-digit VIN (chassis) number for the correct part selection.
Quality and Warranty
FAG is a well-established brand that supplies original equipment to many automotive manufacturers worldwide. As an OE manufacturer for prestigious brands like BMW, FAG offers high-quality and reliable spare parts. Continuously raising quality standards with ISO 9001 and TS 16949 certifications, FAG has production facilities in Germany. This steering knuckle is produced in accordance with these standards, offering longevity and durability.
Installation and Usage Notes
The installation of the steering knuckle should be performed by professionals. During installation, it is important to carefully remove the old part and correctly position the new part. Torque values should be adjusted according to the installation guide. It is recommended to check other parts of the suspension system as well. Especially during the steering knuckle replacement, it would be beneficial to review the steering system. Maintenance intervals may vary depending on the usage conditions of the vehicle.
Frequently Asked Questions
In which F33 models is this steering knuckle used?
This steering knuckle is used in BMW 4 Cabrio (F33) models with the 420i engine produced between 2014 and 2020.
Is it original or aftermarket?
Since FAG is an original equipment supplier for BMW, this steering knuckle is a part of original quality. It offers higher durability and reliability compared to aftermarket parts.
How many kilometers does this steering knuckle last / when should it be replaced?
This steering knuckle shows durability of up to 100,000 km under normal usage conditions. It is recommended to replace it in cases of wear signs, delayed steering response, or noise.
Can I install it myself, or do I need to take it to a professional?
The installation of the steering knuckle is a process that requires expertise. If you do not have the necessary tools and knowledge, it is recommended to consult an authorized service.
How long does it take to arrive, do I have a return right?
Your orders are shipped on the same day. You have the right to return within 14 days. You can always get assistance from our support line.
Advantages of German Parts Warehouse: Same-day shipping, 14-day return policy, e-archive invoicing, WhatsApp expert support line (wa.me/905382927219). Our stock information is updated in real-time; your order is only confirmed from items physically available. If you write to our support line with your vehicle's chassis number, we will quickly provide you with the correct OE/equivalent part as a quote.
