Automatic Cam Lever A9424201338: Braking Precision
Intelligence at the service of your security
The automatic cam lever, reference A9424201338, The brake lever is a vital safety component of your Mercedes-Benz Actros' drum braking system. Its function is critical: automatically compensating for brake lining wear to maintain optimal clearance between the drum and the brake shoe. In heavy-duty truck operation, a lever that no longer compensates for wear significantly increases braking distance and system reaction time. With a view to sustainable maintenance, Choosing an OEM quality lever ensures balanced and consistent braking, eliminating tedious and dangerous manual adjustments under the chassis.
Precision engineering and mechanical reliability
Technical transparency is our priority. The A9424201338 lever is designed to withstand extreme pneumatic and mechanical pressures with every application of the brake pedal.
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High-precision adjustment mechanism: A robust internal system that activates as soon as the play exceeds the manufacturer's tolerance, ensuring a consistent pedal stroke.
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Enhanced waterproofing: Protection against mud, water and brake dust to prevent internal seizing of the mechanism.
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Fatigue resistance: Heat-treated forged steel structure to resist deformation under the pushing force of the brake cylinder.
Optimized benefits for your workshop performance
| Technical Advantage | Impact on operations |
| Reliable automatic catch-up | Constant safety and reduced braking distances. |
| Time savings for maintenance | Elimination of periodic manual brake adjustments. |
| Balanced braking | Prevents the vehicle from pulling to one side during emergency braking. |
| Mercedes OEM compatibility | Installation compliant with the strictest safety standards. |
Specifications and Quality Standards
| Attribute | Specification |
| Product Reference | A9424201338 |
| Application | Mercedes-Benz Actros / Axor / Atego |
| Part type | Self-adjusting brake lever (cam) |
| System | Drum brakes |
| Sustainable Commitment | Maximum road safety and operational efficiency |
Transparent expertise for transport professionals
This Automatic Cam Lever A9424201338 This product is aimed at fleet managers and workshop managers for whom safety cannot be left to chance. Choosing this part from Kasparts ensures that your drivers have a reliable 100% braking system, protecting your personnel, your goods, and your vehicle, journey after journey.
- MERCEDES-BENZ MK (Year of manufacture 12.1987 – 12.2005)
- MERCEDES-BENZ SK (Year of manufacture 07.1987 – …)
- MERCEDES-BENZ NG (Year of manufacture 08.1973 – 03.1998)
OEM numbers
The OEM reference number(s) comparable to the original part number:
- OEN A942 420 1338 — MERCEDES-BENZ
- OEN 942 420 1338 — MERCEDES-BENZ
- OEN 623 420 1338 — MERCEDES-BENZ
- OEN 619 420 0138 — MERCEDES-BENZ
- OEN A619 420 0138 — MERCEDES-BENZ
- OEN A623 420 1338 — MERCEDES-BENZ


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