Description
Mercedes-Benz R129 ASR Acceleration Control Module
OEM Part Number: 129 545 01 32 / 1295450132
This is an original Mercedes-Benz R129 ASR (Acceleration Slip Regulation) control module — a key ECU that monitors vehicle acceleration and traction control systems.
It’s a used, fully tested OEM unit removed from an R129 SL500 and prepared for resale.
🔧 Product Details
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Brand: Mercedes-Benz
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OEM Part Number: 1295450132 / A1295450132
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Type: ASR Acceleration Control ECU
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Condition: Used & Tested
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Function: Controls traction / acceleration slip system
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Includes original connectors / housing
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Weight: ~2–3 lbs
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Shipping Weight: ~5 lbs
🚗 Compatible Vehicles (R129 Chassis)
This part is commonly used on:
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Mercedes-Benz 500SL (R129) 1990
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Mercedes-Benz 500SL (R129) 1991
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Mercedes-Benz 500SL (R129) 1992
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Mercedes-Benz 500SL (R129) 1993
Usually matches SL500 traction control systems on these years.
⚠ How It Works
The ASR control module works together with sensors and the ABS system to moderate wheel spin under acceleration.
Failure symptoms include:
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Traction slip/ASR warning light
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Loss of traction control function
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Intermittent engine performance faults
🏆 Why Buy From Oz’s Garage
✔ Original Mercedes-Benz OEM part
✔ Professionally tested and verified
✔ Proper part number matching
✔ Rare classic R129 electronic control unit
These ASR modules are sought after because original replacements are often obsolete or dealer-only at high cost.
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