MPA Electrical 13998N Alternator

Reliable Alternator for Volvo Models

The MPA Electrical New 13998N alternator is designed to provide consistent 12-volt electrical output for a range of Volvo vehicles. Engineered to meet the demands of models such as the Volvo C70, S40, S60, S70, S80, V40, V70, XC70, and XC90, this alternator ensures stable charging and starting performance.

Key Features of the MPA Electrical 13998N Alternator

• Voltage: 12.0 volts for standard automotive electrical systems
• Internal fan type for efficient cooling
• Counterclockwise (left) rotation direction
• Includes pulley with 6 grooves compatible with serpentine belts
• Internal voltage regulator for consistent output
• Decoupled or clutch pulley design to reduce belt wear and noise
• Amperage rating between 120 and 140 amps for reliable power delivery
• Rear view main mounting ear positioned at 6 o'clock for precise fitment
• Part of the Bosch family, ensuring compatibility with Bosch-based systems

Detailed Description of the 13998N Alternator

This MPA Electrical New alternator, part number 13998N, is engineered to replace factory units in various Volvo models. Its internal fan design helps maintain optimal operating temperatures, while the counterclockwise rotation matches the original equipment specifications. The included pulley features six grooves designed for serpentine belts, ensuring proper belt alignment and tension. The internal voltage regulator maintains steady electrical output, protecting your vehicle's battery and electrical components. Additionally, the decoupled or clutch pulley reduces vibration and belt wear, contributing to longer component life and quieter operation.

Common Applications and Issues Addressed

• Restores charging system functionality in Volvo C70, S40, S60, S70, S80, V40, V70, XC70, and XC90 models
• Resolves battery drain caused by faulty alternators
• Eliminates dimming or flickering headlights due to inconsistent voltage
• Fixes starting problems related to insufficient electrical output
• Reduces belt noise and wear with the decoupled pulley design

Installation Notes and Tips

Ensure the alternator rotation direction matches your vehicle’s original equipment specifications; this unit rotates counterclockwise. Verify the serpentine belt groove count and type to confirm compatibility. The rear view main mounting ear at 6 o'clock should align with your vehicle’s mounting points for proper installation. It is recommended to inspect the belt tensioner and battery condition during installation to optimize performance.

Quality Assurance and Warranty

The MPA Electrical New 13998N alternator is manufactured to meet OEM standards and is part of the Bosch family, known for reliable electrical components. This alternator includes an internal voltage regulator and a decoupled pulley to enhance durability and performance. Warranty details should be confirmed at the point of purchase, ensuring coverage for manufacturing defects and workmanship.