ROYUAN Clock Spring 1704600149 for Mercedes-Benz SLK230 (R170) 1997-2000 – Airbag Spiral Cable-Ruian Rongyuan Auto Parts Co.,LTD.
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ROYUAN Clock Spring 1704600149 for Mercedes-Benz SLK230 (R170) 1997-2000 – Airbag Spiral Cable

ROYUAN direct replacement clock spring for Mercedes-Benz SLK230 (R170) 1997-2000. Replaces OEM #1704600149. Essential for driver airbag (SRS), horn, and steering wheel controls. High‑strength copper ribbon, flame‑retardant housing. 300,000‑cycle test (-40 °C to +85 °C). Centering clip included. CE/ISO9001 certified. 1‑year warranty. Verify connector/pin configuration before ordering.

ROYUAN

Premium Aftermarket Auto Parts – Safety & Reliability

Product Description – ROYUAN Clock Spring 1704600149 for Mercedes-Benz SLK230 (R170) 1997-2000

🔍 IMPORTANT – PLEASE READ

This ROYUAN clock spring (also known as contact spiral or 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.

⚠️ CRITICAL: This part number has NOT been verified in our catalogs. Fitment is not guaranteed without physical comparison. Always visually compare the connector shape, number of pins, and overall appearance with your original part before ordering. For 100% confirmation, please contact us with your VIN or clear photos of your original clock spring.

OEM Reference (Unverified): 1704600149. Replaces 140-460-00-49, 140-460-03-49, 170-460-00-49.

Return Policy: This electrical component is not returnable once installed. Please ensure compatibility before purchase.

Compatible Vehicles

Make Model Years Notes
Mercedes-Benz SLK230 Kompressor (R170) 1997–2000 2.3L Supercharged L4, with driver airbag
Mercedes-Benz SLK320 (R170) 2000–2004 3.2L V6, also fits
Mercedes-Benz SLK32 AMG (R170) 2001–2004 3.2L V6 Supercharged, also fits

Technical Specifications

  • Brand: ROYUAN – Premium aftermarket manufacturer
  • Function: Clock spring / Contact spiral / Spiral cable
  • Placement: Steering column, behind steering wheel
  • Material: High-strength copper ribbon, flame-retardant ABS plastic housing
  • OE Number (Reference): 1704600149
  • Cross References: A1704600149, 140-460-00-49, 140-460-03-49, 170-460-00-49

Key Functions
✅ Airbag (SRS) system activation – critical safety component
✅ Horn operation
✅ Steering wheel controls (if equipped)

Signs of Failure
⚠️ Airbag/SRS warning light on dashboard
📢 Horn does not function
🎛️ Steering wheel controls unresponsive
🔊 Clicking or 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 precautions.

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 and pin count with your original part. Provide VIN or photos for 100% confirmation.

Post-Installation: Test horn, steering wheel controls, and ensure SRS 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 transmission
  • 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.