BMW
Front left spring-strut OEM 31305B479B7 for BMW 4 Series G26 Gran Coupé LCI 420d, 420i, 420i 1.6, 430i... and more. Original BMW.
Front left spring-strut OEM 31305B479B7 for BMW 4 Series G26 Gran Coupé LCI 420d, 420i, 420i 1.6, 430i... and more. Original BMW.
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Original BMW replacement corresponding to the front left spring-strut, designed for the front axle, left side of compatible BMW 4 Series Gran Coupé G26 LCI vehicles. The OEM reference 31305B479B7 identifies a specific suspension part developed to preserve BMW’s stability, ride comfort and dynamic behavior.
This component is intended for vehicles with rear-wheel drive and must be installed exactly in the front left position. As an original BMW part, it matches the manufacturer's specifications precisely — essential for suspension components where fitment, geometry and vehicle response are critical.
If you need to replace a worn or degraded front left spring-strut due to loss of effectiveness or damage, this reference is a suitable option to maintain correct suspension operation and avoid imbalances between both sides of the vehicle.
- Product: spring-strut
- Brand: BMW
- OEM Reference: 31305B479B7
- Location: front axle
- Side: left
- Position: front left
- Condition: original BMW replacement
Product function
The spring-strut is an essential part of the suspension system. Its function is to absorb road irregularities, control body movements and help keep the wheel in proper contact with the road. A component in good condition improves cornering stability, steering precision, braking performance and comfort during daily driving.
In a BMW 4 Series Gran Coupé, the suspension directly affects safety and driving feel. Therefore, fitting the correct reference for the exact side of the vehicle is key to preserving the behavior intended by the manufacturer.
Exact compatibility
This reference is compatible with the following BMW 4 Series G26 Gran Coupé LCI models:
- BMW 4 Series G26 Gran Coupé LCI 420d - Type code 41FR - Engine B47D - Transmission automatic, manual - Drive rear-wheel drive - Production from 17/07/2024
- BMW 4 Series G26 Gran Coupé LCI 420d - Type code 42FR - Engine B47D - Transmission automatic, manual - Drive rear-wheel drive - Production from 17/07/2024
- BMW 4 Series G26 Gran Coupé LCI 420i - Type code 11HC - Engine B48C - Transmission automatic, manual - Drive rear-wheel drive - Production from 17/07/2024
- BMW 4 Series G26 Gran Coupé LCI 420i - Type code 12HC - Engine B48C - Transmission automatic, manual - Drive rear-wheel drive - Production from 17/07/2024
- BMW 4 Series G26 Gran Coupé LCI 420i - Type code 41FB - Engine B48P - Transmission automatic, manual - Drive rear-wheel drive - Production from 17/07/2024
- BMW 4 Series G26 Gran Coupé LCI 420i 1.6 - Type code 21HC - Engine B48M - Transmission automatic, manual - Drive rear-wheel drive - Production from 17/07/2024
- BMW 4 Series G26 Gran Coupé LCI 430i - Type code 31HC - Engine B48D - Transmission automatic, manual - Drive rear-wheel drive - Production from 17/07/2024
- BMW 4 Series G26 Gran Coupé LCI 430i - Type code 32HC - Engine B48D - Transmission automatic, manual - Drive rear-wheel drive - Production from 17/07/2024
Additionally, this part has been located on BMW 4 Series G26 Gran Coupé LCI vehicles with model production range 06/2023 - 03/2025. Still, to ensure exact compatibility it is recommended to always check the OEM reference, type code and vehicle production date.
What’s included
- 1 x front left spring-strut
What is not included
- Top mount or upper bearing
- Bump stop
- Dust boot
- Bolts or fasteners
- Other additional suspension assembly components
If you need to renew the complete assembly, it is important to check the remaining associated parts for wear to avoid noises, play or irregular operation after installation.
Materials, finish and visible features
The available information does not specify the exact material, color or precise dimensions of this reference. As an original BMW suspension replacement, it is manufactured according to the technical specifications of the manufacturer for its specific application on the front left axle. There are no verifiable data on size, exterior finish or specific composition, so characteristics not explicitly stated should not be assumed.
Advantages of choosing an original BMW part
- Precise fit for the indicated application
- Specific compatibility with the vehicle model, engine and configuration
- Operation consistent with the original suspension setup
- Greater peace of mind when replacing a key front axle component
- Preservation of dynamic behavior and ride comfort
This type of replacement is particularly important when you want to maintain the vehicle’s original response without resorting to generic solutions. If your BMW shows excessive bouncing, loss of stability, uneven tyre wear or reduced comfort on the front axle, replacing the correct component can make a significant difference.
Recommendation before purchase
Verify that your vehicle matches the OEM reference 31305B479B7, the front left side, the type code, the engine and the production date. Accurate identification is essential for suspension parts to avoid installation errors and ensure real compatibility.
If you are looking for an original BMW front left spring-strut for 4 Series G26 Gran Coupé LCI, this reference is the right choice to keep your vehicle’s suspension in optimal condition. Add it to your order to ensure a reliable replacement with a part specific to your BMW.
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Store services
- 3 years warranty
- Free worldwide shipping from 49EUR
- Returns up to 30 days
Information and conditions
Information and conditions
1. Compatibility and content: This product may be related to an exploded view (parts diagram). If the diagram is available, it only includes the specific part mentioned in the title/description or with its corresponding OEM reference number. Not all parts in the exploded view are included.. For any doubt about the parts included, contact us before placing your order.
2. Mandatory chassis number: During the purchasing process, in the cart, there is a section where the vehicle chassis number must be indicated. If this number is not provided when purchasing parts, We will not be able to verify compatibility with your BMW. The responsibility to verify compatibility prior to purchase lies with the customer.
3. Delivery times: delivery time approximate for our products is 2 to 7 business days if they are in stock in Spain 🇪🇸, and 7 to 14 business days if they are in stock in Germany 🇩🇪 . In some cases, the term may extend up to 30 business days due to manufacturing, availability or logistics circumstances. For customized or frame-configured products, pre-shipment processing may take 7 to 14 additional business days. If your order is delayed, we will inform you as soon as possible.
4. Shipping and return costs:
• The buyer will assume the indicated shipping and return costs, which will be deducted from the amount to be reimbursed.
• The cost may vary depending on the amount (insurance), weight, volume and destination of the package.
5. Installation and warranty: All products must be installed by a qualified professional. Assembly instructions are not included and We are not responsible for failures resulting from incorrect installation. The 3-year warranty covers manufacturing defects, but does not cover installation errors, misuse or incompatibility if the VIN was not verified prior to purchase.
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