BMW 1 Serie 118 I F20
Spare parts and drivetrain components for the BMW 1 Serie 118 I F20. Select your make, model and engine to ensure a precise fit before ordering.
Products for BMW 1 Serie 118 I F20
- Position: Rear left
- Total length: 751 mm
- Splines gearbox side: 27
- Splines wheel side: 28
- Position: Rear right
- Total length: 793 mm
- Splines gearbox side: 27
- Splines wheel side: 28
- Position: Rear right
- Total length: 805 mm
- Splines gearbox side: 27
- Splines wheel side: 28
- Number of centre bearings: 1
- Number of joints: 3
- Total length: 1,415 mm
- Diameter: 30 mm
- Height: 54 mm
- Hole spacing c/c: 160 mm
- Bearing thickness: 36 mm
- Position: Rear, Outer
- Inner splines: 25
- Outer diameter: 90 mm
- Splines wheel side: 28
- Position: Rear left
- Total length: 739 mm
- Splines gearbox side: 27
- Splines wheel side: 28
- Position: Rear left
- Total length: 748 mm
- Splines gearbox side: 27
- Splines wheel side: 28
Drivetrain for BMW 1 Serie 118 I F20
The BMW 1 Serie 118 I F20 is a car model that combines German engineering with a compact, sporty driving experience. Maintaining this dynamic feel requires a drivetrain in peak condition. The drivetrain is the system that transfers the engine's power to the wheels, and in a BMW 1 Serie, this system is finely tuned for maximum responsiveness. As drivetrain specialists, we offer an extensive range of components selected specifically to meet the high demands of the F20 platform. Whether you need to replace a worn drive shaft or an unbalanced propeller shaft, we stock the parts that ensure power transmission remains efficient and loss-free.
Our focus is on supplying parts that not only fit physically, but also match original specifications for torque and durability. Choosing the right components extends the service life of your vehicle and prevents consequential damage to the gearbox and differential. We ensure you gain access to the market's most reliable spare parts for your 118i, with an unwavering commitment to quality and long-term performance.
How the drivetrain is engineered on the BMW 1 Serie 118 I F20
The BMW 1 Serie 118 I F20 stands out through its classic rear-wheel drive layout, which forms a core part of the car's identity. Power is generated by the longitudinal engine and sent through the gearbox to a propeller shaft. This shaft runs along the underside of the vehicle and transmits rotation to the rear differential. From the differential, power is distributed to the rear wheels via two drive shafts. This setup requires every link in the chain to be in perfect balance to eliminate vibrations and unusual noises.
The drive shafts on an F20 are fitted with CV joints that allow the suspension to move freely while transferring power smoothly. Because the 118i features a specific weight distribution and torque curve, the dimensions of these shafts are critical. An incorrect or undersized part can quickly lead to material fatigue. By understanding this complex setup, we can offer components that preserve the original balance of your BMW's power transmission system.
Common faults and symptoms
When the drivetrain on a BMW 1 Serie 118 I F20 begins to fail, it often manifests through clear physical symptoms. One of the most frequent signs of a failing drive shaft is a clicking or knocking noise heard during sharp cornering or when accelerating from a standstill. This is typically caused by lost lubrication in the CV joint following a split CV boot, leading to increased friction and rapid wear. If you notice vibrations that increase with vehicle speed, it may instead point to an unbalanced prop shaft or a worn centre bearing.
Another symptom to watch for is vibration occurring specifically under hard acceleration. This frequently indicates an issue with the inner CV joints. For BMW owners, prompt action is essential when these signs appear. Ignored vibrations can cause damage to bearings inside the gearbox or differential, resulting in considerably more expensive repairs. Regularly inspecting the condition of your CV joint boots and listening for unusual noises helps prevent major breakdowns in your car's drivetrain.
Common parts to replace on the BMW 1 Serie 118 I F20
For the BMW 1 Serie 118 I F20, drive shafts and propeller shafts account for the bulk of drivetrain maintenance. We have identified the specific requirements for this model and therefore stock 5 distinct drive shaft variants and 3 propeller shaft variants to cover the technical differences across the range. A propeller shaft for the BMW 1 Serie 118 I F20 is a precision component that often needs replacing as a complete assembly if the universal joints or centre bearing have failed, as these parts are factory-balanced together.
In addition to complete shafts, replacing CV boots is a common service task. These small yet vital rubber components shield delicate constant velocity joints from grit and moisture. Replacing a damaged boot promptly is inexpensive insurance against having to replace an entire driveshaft later on. We also recommend inspecting fasteners and bolts whenever renewing drivetrain parts, as modern BMW models often use stretch bolts to ensure correct tightening torques and overall safety.
Finding the right part for your BMW 1 Serie 118 I F20
Navigate directly to the relevant subcategory for your BMW 1 Serie 118 I F20:
On a vehicle with several possible driveline issues, it pays to start in the correct category straight away. Comparing the exact component sections for the BMW 1 Serie 118 I F20 makes it easier to tell whether a problem lies with a driveshaft, CV joint or propeller shaft, directing you to the page that best matches your symptoms and fitment.
Our catalogue is continuously updated with the latest technical data to ensure you always receive the correct part for your BMW.
Why buy from CVJoint24?
CVJoint24 is not just another car parts retailer; we are a Swedish driveline specialist with a dedicated focus on drivetrain components. When you purchase from us, you benefit from specialist expertise that general parts suppliers rarely match. We provide a tailored fitment guarantee, giving you complete peace of mind that the parts you order will fit your BMW 1 Serie 118 I F20 accurately. We focus on providing high-quality parts with rapid delivery from our central Swedish warehouse across the EU, because we know a car off the road causes real disruption to your day.
Choosing us as your driveline partner means you get the right components alongside dedicated customer support that truly understands power transmission systems. We unite a comprehensive product range with specialist know-how, making us the natural choice for discerning BMW owners. With guaranteed fitment and prompt dispatches, we help you keep your driving experience exactly as BMW intended.
Frequently Asked Questions about Drivetrain Parts for BMW 1 Series 118 I F20
How do I know if my BMW 1 Series 118 I F20 needs a new drive shaft?
The most common signs are clicking noises when cornering, vibrations during acceleration, or visible grease leaking from the CV boots. If you notice any of these symptoms, you should inspect the drive shafts immediately.
Do all propeller shafts fit every BMW 1 Series model?
No, propeller shafts are specific to the engine variant, gearbox type, and model year. For the 118i F20, there are 3 specific variants. Always filter by your make, model, and engine to ensure the correct fitment.
What does your fitment guarantee mean for drivetrain parts?
Our fitment guarantee means that if you select your BMW 1 Series 118 I F20 by make, model, and engine variant and the part unexpectedly fails to fit, we will help you exchange it for the correct component at no extra cost.
Can I replace just the CV joint, or do I need to replace the entire drive shaft?
On many BMW models, including the F20, it is often most cost-effective and dependable to replace the entire drive shaft, particularly if wear is advanced. We supply complete drive shafts to make fitting straightforward.
Why does my car vibrate at high speeds?
Vibrations at higher speeds in a rear-wheel-drive car such as the 118i F20 are often caused by an imbalance in the propeller shaft or a worn centre bearing. Worn inner CV joints can also cause similar symptoms.
How quickly do you deliver parts for the BMW 1 Series?
We aim for next-day dispatch on all in-stock parts. If you order early on a weekday, your drivetrain components are normally dispatched the same day from our Swedish warehouse.