BMW 51-21-7-268-702 Lock Rod
fits make: Bmw. year: 2014–2021.
( Manufacturer Part Number: 51-21-7-268-702 ), ( Part Type: Lock Rod ), ( Genuine Oem: Yes ), ( Manufacturer Warranty: 1 Year ), ( Fitment Type: Direct Replacement ), ( Year: 2014 2015 2016 2017 2018 2019 2020 2021 ), ( Parts Included: Only Part Reference 8 On The Diagram Is Included )
Review BMW Genuine Lock Rod fits 2014–2021
The **BMW 51-21-7-268-702 Lock Rod** is a precision-engineered component designed exclusively for BMW vehicles, serving as a critical linkage in the steering column mechanism. This high-quality part is meticulously crafted to ensure seamless operation within the steering lock system, which is essential for both the security and functionality of the vehicle s steering assembly. Manufactured to meet stringent automotive industry standards, this lock rod is built with durable materials, including hardened steel or reinforced alloys, to withstand the constant stress of daily driving, harsh weather conditions, and the occasional rough handling that comes with urban or off-road use. Its design is optimized for a perfect fit within the steering column housing, allowing for smooth engagement and disengagement of the steering lock mechanism, whether the vehicle is in use or parked.
The **51-21-7-268-702** lock rod is particularly notable for its compatibility with select BMW models, where it plays a pivotal role in the anti-theft system by preventing unauthorized steering movement when the ignition is off. This component is often part of the steering lock actuator assembly, interfacing directly with the steering column s internal mechanisms to either lock or unlock the steering wheel based on the ignition key s position. Over time, wear and tear, exposure to moisture, or mechanical strain can compromise the integrity of this part, leading to issues such as difficulty in turning the steering wheel when the car is off, unusual noises, or even complete failure of the steering lock system. Replacing it with an OEM-quality or aftermarket equivalent like the **51-21-7-268-702** ensures that the steering lock operates reliably, enhancing both the vehicle s security and the driver s peace of mind.
For those seeking a direct replacement, this lock rod is a straightforward upgrade that requires minimal installation effort, typically involving the removal of the steering column cover, disconnecting electrical connectors, and replacing the old rod with the new one before reassembling the components. Its compatibility extends to specific BMW models, often found in the **E39 5-Series, E60 5-Series, E61 5-Series Touring, or E65/E66 7-Series**, among others, making it a versatile choice for owners looking to restore or enhance their vehicle s steering functionality. Whether used in a routine maintenance procedure or as part of a larger steering column overhaul, the **51-21-7-268-702 Lock Rod** exemplifies the precision and reliability expected from BMW s aftermarket and OEM replacement parts, ensuring that the vehicle s steering system remains both secure and responsive.
### **Pros and Cons of buying a BMW 51-21-7-268-702 Lock Rod**
The **BMW 51-21-7-268-702 lock rod** is a critical suspension component used in certain BMW models, particularly in the **E30 5-Series (1988-1995)** and some **E34 7-Series** vehicles. Below is a detailed analysis of its advantages and drawbacks.
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### **Pros of purchasing a BMW 51-21-7-268-702 Lock Rod**
1. **Improved Ride Quality and Stability**
- The lock rod helps maintain proper wheel alignment, reducing excessive sway, vibration, and uneven tire wear. A well-functioning rod ensures smoother handling, especially over rough roads or during high-speed driving.
2. **Prevents Suspension Misalignment**
- Over time, wear or damage to the lock rod can cause misalignment, leading to uneven tire wear, poor steering response, and potential safety hazards. Replacing a faulty rod restores proper suspension geometry.
3. **Compatibility with Aftermarket Modifications**
- If you ve installed aftermarket suspension components (e.g., coilovers, sway bars, or lowered springs), a high-quality lock rod ensures compatibility and prevents binding or premature wear of other parts.
4. **Durability of Aftermarket Options**
- Many aftermarket versions of this lock rod are made from **high-strength steel or billet aluminum**, offering better resistance to corrosion and fatigue compared to OEM parts. Some are also treated for **heat resistance**, improving longevity in extreme conditions.
5. **Easier Installation**
- Unlike some suspension components, the lock rod is relatively straightforward to install, requiring only basic tools. Many aftermarket versions come with **pre-drilled holes and clear instructions**, making DIY replacement feasible for most mechanics.
6. **Cost-Effective Upgrade**
- While not a high-cost part, a quality lock rod is significantly cheaper than full suspension rebuilds. Prices typically range from **$50 to $200**, depending on brand and material.
7. **Reduces Noise and Road Feedback**
- A worn lock rod can cause **clunking noises** or excessive road feedback through the steering wheel. Replacing it eliminates these issues, improving overall driving comfort.
8. **Extended Lifespan of Related Components**
- By preventing excessive stress on the **control arms, bushings, and tie rods**, a properly functioning lock rod reduces wear on other suspension parts, saving money in the long run.
---
### **Cons of purchasing a BMW 51-21-7-268-702 Lock Rod**
1. **Potential for Counterfeit or Low-Quality Parts**
- The aftermarket for BMW parts is saturated with **cheap, low-quality replicas** that may fail prematurely or lack proper machining tolerances. Buying from **unverified sellers** can lead to wasted money and frustration.
2. **Misalignment Risks with Poor Installation**
- If not installed correctly, even a new lock rod can cause **misalignment issues**, leading to uneven tire wear or handling problems. Requires **proper alignment after replacement**.
3. **Limited Availability of OEM Parts**
- Original BMW lock rods are **discontinued** for many older models, making aftermarket options the only viable choice. Some OEM parts may still be available through **BMW specialty dealers or salvage yards**, but they can be expensive.
4. **Compatibility Issues with Modified Suspensions**
- If your vehicle has **custom suspension geometry** (e.g., from a full rebuild or extreme modifications), a standard lock rod may not fit perfectly. Custom machining may be required, increasing costs.
5. **Corrosion and Rust in Older Vehicles**
- In **high-humidity or salt-exposed environments**, older lock rods (especially OEM ones) can corrode, leading to stiffness or failure. Aftermarket **galvanized or powder-coated** rods offer better resistance.
6. **Time-Consuming Diagnosis**
- Determining whether the lock rod is the **root cause** of suspension issues can be tricky. Symptoms like **clunking, uneven tire wear, or steering drift** could also indicate problems with **control arms, bushings, or ball joints**, requiring a thorough inspection.
7. **Potential for Over-Tightening During Installation**
- If the rod is **over-torqued**, it can strip threads or damage the suspension components. Most aftermarket rods come with **torque specifications**, but improper installation can still occur.
8. **Limited Longevity in Aggressive Driving Conditions**
- While high-quality rods last **50,000 100,000 miles** under normal conditions, **off-road use, aggressive driving, or frequent towing** can accelerate wear, requiring earlier replacement.
---
### **Conclusion**
The **BMW 51-21-7-268-702 lock rod** is a **practical and cost-effective upgrade** for maintaining proper suspension function in compatible BMW models. Its primary benefits **improved stability, reduced noise, and prevention of misalignment** make it a worthwhile investment for both **daily drivers and enthusiasts**.
However, **quality and installation** are critical factors. **Cheap, low-grade rods** may fail quickly, while **poor installation** can negate their benefits. If you re unsure about the condition of your suspension, a **pre-purchase inspection** is advisable.
For **best results**, opt for a **reputable aftermarket brand** (e.g., **Motive Parts, Eurospec, or Bilstein**) and ensure **proper alignment** after replacement. If your vehicle has **significant modifications**, consult a **BMW specialist** to confirm compatibility.
### **Final Recommendation**
- **Buy it if:** You experience **clunking noises, uneven tire wear, or steering drift**, and suspect the lock rod is worn. A high-quality aftermarket rod is a **simple, affordable fix** that improves ride quality and safety.
- **Skip it if:** Your suspension issues stem from **other components (bushings, ball joints, etc.)**, or if you re unsure about installation. In such cases, a **full suspension inspection** is recommended before purchasing.
- **Best choice:** A **galvanized or billet aluminum lock rod** from a **trusted supplier** (e.g., **RockAuto, BMW Specialty Parts, or eBay with verified sellers**) ensures durability and proper fit.
For most **E30 5-Series owners**, replacing a faulty lock rod is a **smart, low-cost maintenance step** that prevents more expensive repairs down the line.
Details:
Parts must be resalable and in the original packaging. Visit or call 947 210 4030. Motor City BMW Parts, 1845 South Telegraph Road, Bloomfield Hills, MI 48302. Shipping Carrier substitutions may be made at our determination in an attempt to reduce shipping cost the customer.
Electrical parts are not returnable. #248 594 7849. In stock orders ship within 24 hours. Or Visit .
And with our extensive selection, the right parts are just a fees away Motor City BMW Parts.
part #: 51217268702 prices
- $27.44-$66.75
specifications carlockiio:
- for makes: Bmw
- for years: 2014-2021
- mpn: 51-21-7-268-702
- part type: Lock Rod
- genuine oem: Yes
- manufacturer warranty: 1 Year
- fitment type: Direct Replacement
- year: 2014 2015 2016 2017 2018 2019 2020 2021
- parts included: Only Part Reference 8 On The Diagram Is Included
seller carlockiio:
- city: Bloomfield Hills, Michigan
- rating: 99.3%
- # reviews: 949
returns carlockiio:
- time: 30 Days
- paid by: Seller
- policy: Returns Accepted
shipping carlockiio:
- carrier: UPS
- class: Standard
- cost: $10.99
- transit: 3-8 Days
- type: Fixed
- service: UPS Ground
general carlockiio:
- condition: New
- Car Truck Parts Accessories > Exterior Parts Accessories > Exterior Locks Lock Hardware
offer carlockiio:
- started: April 22, 2026
- quantity: 1
- availability: In Stock
- options: Ship-to-home
- sold: 0
payments carlockiio:
- other
- wallet: Google-pay
- credit card: Mastercard
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