ROYUAN Clock Spring A1714640918 for Mercedes-Benz W164 ML (2005-2011) / W211 E (2002-2009) / W221 S (2005-2013) / C216 CL (2006-2014) / C219 CLS (2004-2010) – Airbag Spiral Cable
ROYUAN
Premium Aftermarket Auto Parts – Safety & Reliability
Product Description – ROYUAN Clock Spring A1714640918 for Mercedes-Benz W164 ML / W211 E / W221 S / C216 CL / C219 CLS
🔍 IMPORTANT – PLEASE READ
This ROYUAN clock spring (airbag spiral cable) is a critical safety component located behind the steering wheel. It maintains continuous electrical connection for the driver's airbag (SRS), horn, and steering wheel controls as the steering wheel turns. This part fits a wide range of Mercedes-Benz models from the mid-2000s.
⚠️ CRITICAL: Part numbers NOT verified in manufacturer catalogs. Fitment is not guaranteed without physical comparison. Always visually compare the connector shape, pin configuration, and appearance with your original part before ordering. For 100% confirmation, contact us with your VIN or clear photos of your original clock spring.
OEM Reference (Unverified): A1714640918.
Return Policy: This electrical component is not returnable once installed. Please ensure compatibility before purchase.
Compatible Vehicles
| Make | Model / Chassis | Years | Notes |
|---|---|---|---|
| Mercedes-Benz | M-Class (W164) – ML300, ML350, ML500, ML63 AMG | 2005–2011 | SUV. Verify connector and pin count. |
| Mercedes-Benz | E-Class (W211) – E200, E320, E500, E55 AMG | 2002–2009 | Sedan & Wagon (S211). Verify original part number. |
| Mercedes-Benz | S-Class (W221) – S350, S550, S63 AMG | 2005–2013 | Sedan. Verify connector. |
| Mercedes-Benz | CL-Class (C216) – CL500, CL63 AMG, CL65 AMG | 2006–2014 | Large coupe. Verify original part number. |
| Mercedes-Benz | CLS-Class (C219) – CLS350, CLS500, CLS55 AMG | 2004–2010 | 4-door coupe. Verify connector. |
Technical Specifications
- Brand: ROYUAN – Premium aftermarket manufacturer
- Function: Clock spring / Airbag spiral cable
- Placement: Steering column, behind steering wheel
- Material: High-strength copper ribbon, flame-retardant ABS plastic housing
- OE Number (Reference): A1714640918
Key Functions
✅ Airbag (SRS) system activation – critical safety component
✅ Horn operation
✅ Steering wheel controls (audio, phone, cruise, if equipped)
Signs of Failure
⚠️ Airbag warning light on dashboard
📢 Horn does not function
🎛️ Steering wheel controls unresponsive
🔊 Clicking/scratching noise when turning
🚨 Driver airbag may not deploy in collision
⚠️ IMPORTANT SAFETY NOTE & INSTALLATION TIPS
Before Installation: Disconnect battery negative terminal and wait at least 10 minutes for airbag discharge. Follow Mercedes-Benz safety procedures.
Centering: Keep front wheels straight. Do NOT remove centering clip until fully installed. If needed, turn rotor clockwise to stop, then back approximately 2.5 turns to center.
Verification: Compare connectors/pins with original. Provide VIN or photos for 100% confirmation. This part fits multiple chassis – verify your original clock spring appearance matches.
Post-Installation: Test horn, steering controls, and ensure airbag warning light turns off. Use diagnostic tool to clear faults if required.
Professional Installation: Strongly recommended due to airbag system risks.
Quality You Can Trust
- High-purity copper ribbon – stable signal
- Flame-retardant housing – safety certified
- 300,000-cycle endurance test (-40 C to +85 C)
- Centering clip included – do not remove early
- 1-year warranty
Package Includes: 1 x ROYUAN Clock Spring Assembly (with centering clip), installation guide on request.