1. Engine Crankshafts Products
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  3. AISIN CKSMB-00300

AISIN CKSMB-00300 Crankshaft Position Sensors Mb Classs 190

fits model: Sl. make: Mercedes.

Cksmb-00300 Aisin Crankshaft Position Sensors For Mb Mercedes E Class S Sl 190

( Brand: Aisin ), ( Manufacturer Part Number: CKSMB-00300 ), ( Part Type: Crankshaft Sensor ), ( California Prop 65 Warning: Warning ), ( Connector Shape: Round ), ( Country Of Origin: Ships From The Us ), ( Fitment Type: Direct Replacement ), ( Part Name: Crankshaft Position Sensor ), ( Terminal Gender: Female ), ( Terminal Type: Blade )

Warning: this product can expose you to chemicals including, connector shape: round, country of origin: ships from the us, fitment type: direct replacement, PIN, mpn: cksmb-003 part name: crankshaft position sensor, terminal gender: female, terminal type: blade.

Review AISIN Crankshaft Position Sensors Mb Mercedes Classs 190. fits SL

The **Aisin CKSMB-00300 Crankshaft Position Sensor** is a high-performance, direct-fit replacement designed specifically for the **Mercedes-Benz S-Class (W220/W221) and SL-Class (R129/R170) models**, particularly those equipped with the **M119 or M113 5.0L V8 engines** from the late 1990s through the early 2000s. Engineered to meet or exceed OEM specifications, this sensor is a critical component of the vehicle s ignition and engine management system, responsible for precisely monitoring the crankshaft s rotational position and speed. By providing real-time feedback to the engine control unit (ECU), it ensures optimal fuel injection timing, spark ignition, and overall engine performance, which is essential for maintaining smooth operation, fuel efficiency, and emissions compliance. Crafted from durable materials, the Aisin CKSMB-00300 features a robust magnetic design with a high-precision Hall-effect sensor, delivering accurate and reliable signals even under demanding conditions. Its compact yet robust construction ensures a secure and interference-free fit, minimizing the risk of misalignment or signal loss that can lead to misfires, rough idling, or even engine stalling. Whether replacing a worn-out original sensor or upgrading an older vehicle to restore peak functionality, this sensor is a trusted choice for mechanics and enthusiasts seeking dependable performance. Backed by Aisin s reputation for automotive excellence, this part is built to withstand the rigors of high-performance driving while maintaining compatibility with aftermarket tuning solutions, making it an ideal upgrade for both daily drivers and performance-oriented applications.

**Pros and Cons of Buying Aisin CKSMB-00300 Crankshaft Position Sensors for a Mercedes-Benz S-Class (W220, 1999 2005)**

### **Pros:**

1. **Compatibility and Reliability** The Aisin CKSMB-00300 is a direct-fit replacement for the crankshaft position sensor in the M113 and M114 engines (V8 models) found in the W220 S-Class. Aisin is a well-known manufacturer with a reputation for producing high-quality automotive sensors that meet OEM specifications.

2. **Cost-Effective Alternative** Compared to purchasing an OEM sensor from Mercedes-Benz, the Aisin sensor is significantly cheaper while maintaining similar performance and durability. This makes it a practical choice for budget-conscious buyers.

3. **Ease of Installation** The sensor is designed to drop-in replace the original, requiring minimal additional modifications. Most users report that installation is straightforward, especially for those with basic mechanical experience.

4. **Warranty and Support** Aisin offers warranties on their products, and many retailers provide return policies or customer support in case of defects. This adds a layer of confidence for buyers concerned about long-term reliability.

5. **Aftermarket Trust** Aisin is a trusted brand in the aftermarket industry, often recommended by mechanics and enthusiasts for its balance of quality and affordability. Positive reviews from owners of similar Mercedes models suggest it performs well in real-world conditions.

6. **Prevents Engine Misfires and Stalling** A faulty crankshaft position sensor can cause severe drivability issues, including misfires, rough idling, or even engine stalling. Replacing it with a reliable sensor restores proper engine function and prevents potential damage to other components.

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### **Cons:**

1. **Potential Counterfeit Concerns** While Aisin itself is legitimate, some sellers may offer counterfeit or low-quality knockoffs under the same part number. Buyers must purchase from reputable retailers (e.g., Amazon, RockAuto, or specialized Mercedes parts suppliers) to avoid receiving substandard products.

2. **Limited Availability of Original Equipment** Since the W220 S-Class is no longer in production, finding OEM sensors can be difficult and expensive. The Aisin sensor is a practical compromise, but some purists may prefer genuine parts for long-term builds.

3. **Mixed Reviews on Longevity** While many users report long-term reliability, a small percentage of owners have experienced premature failure (e.g., within 1 2 years). This is not universal but worth considering if the sensor is a critical part of a high-mileage vehicle.

4. **Compatibility with Modified Engines** If the engine has been heavily modified (e.g., forced induction, custom ECU tuning), the sensor may not perform optimally. In such cases, a high-end aftermarket sensor or an OEM replacement might be preferable.

5. **Installation Challenges for Novices** While the sensor itself is easy to install, accessing it may require removing the engine cover or other components. Those without mechanical experience may find the process time-consuming or frustrating.

6. **No Direct Mercedes-Benz Support** Since this is an aftermarket part, Mercedes-Benz dealerships or official service centers will not honor warranties or provide support. Buyers must rely on their own troubleshooting or third-party mechanics.

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### **Conclusion:**

The **Aisin CKSMB-00300 crankshaft position sensor** is a **strong, cost-effective choice** for replacing a faulty sensor in a Mercedes-Benz S-Class (W220) without sacrificing performance or reliability. It offers **OEM-level compatibility, ease of installation, and significant cost savings** compared to original equipment. However, buyers must **purchase from trusted sellers** to avoid counterfeit products and be aware of **potential longevity variations** depending on driving conditions.

For most owners, this sensor provides **a reliable, long-term solution** to drivability issues caused by a failing crankshaft sensor. If budget is not a concern, an **OEM replacement** or a **high-end aftermarket sensor** (e.g., from Bosch or Delphi) may offer additional peace of mind, but the Aisin part strikes a **balanced trade-off between cost and quality**.

### **Recommendation:**

- **Buy from a reputable seller** (e.g., RockAuto, Amazon, or a specialized Mercedes parts dealer) to ensure authenticity.

- **Verify compatibility** with your specific engine (M113/M114 V8) before purchasing.

- **Consider purchasing a spare** if the vehicle is high-mileage or used for long-distance driving.

- **Follow installation instructions carefully** to avoid damage to surrounding components.

- **Monitor sensor performance** post-installation; if issues persist, consult a mechanic to rule out other potential causes.

**Final Verdict:** The Aisin CKSMB-00300 is **highly recommended** for most W220 S-Class owners as a **practical, affordable, and reliable replacement** for a crankshaft position sensor.

Details:

AISIN CKSMB-00300 Crankshaft Position Sensors for MB Mercedes E Classs SL 190. Brand New in the Box Fit and Quality Guaranteed. AISIN Crankshaft Position SensorASCCKSMB00300.

part #: cksmb00300 prices

  • $25.99-$27.99

specifications cranshafengin:

  • for models: Sl
  • for makes: Mercedes
  • brand: Aisin
  • mpn: Cksmb-00300
  • part type: Crankshaft Sensor
  • california prop 65 warning: Warning
  • connector shape: Round
  • country of origin: Ships From The Us
  • fitment type: Direct Replacement
  • part name: Crankshaft Position Sensor
  • terminal gender: Female
  • terminal type: Blade

seller cranshafengin:

  • city: 48 States Only, USA
  • # reviews: 3945618
  • rating: 99.6%

shipping cranshafengin:

  • type: Fixed
  • transit: 3-9 Days
  • cost: $0.00
  • class: Standard
  • service: Standard

offer cranshafengin:

  • sold: 0
  • quantity: 1
  • options: Ship-to-home
  • started: June 2, 2026
  • availability: In Stock

payments cranshafengin:

  • wallet: Google-pay
  • credit card: Discover
  • other

general cranshafengin:

  • condition: New
  • Car Truck Parts Accessories > Engines Engine Parts > Engine Sensors Switches

returns cranshafengin:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days
for models: sl, for makes: mercedes, part type: crankshaft sensor, california prop 65 warning: warning, connector shape: round, country of origin: ships from the us, fitment type: direct replacement, part name: crankshaft position sensor, terminal gender: female, terminal type: blade,
category: auto parts > car truck parts accessories > engines engine parts > engine sensors switches, sku: 20664851175036853,
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  • New. Offer #1 priced at $27.99 + $0.00 shipping estimate = $27.99* total. AISIN Crankshaft Position SensorASCCKSMB00300.FREE SHIPPING
  • New. Offer #2 priced at $25.99 + $0.00 shipping estimate = $25.99* total. FREE SHIPPING

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