MAHLE MG504 Alternator 14V 55A

( Brand: Mahle ), ( Manufacturer Part Number: MG504 ), ( Type: Alternator ), ( Voltage: 14 V ), ( Amperage: 55a )

Review MAHLE 14v 55a Alternator

Mahle MG504 14V 55A Alternator

The Mahle MG504 14V 55A alternator is an essential component of any automotive electrical system, designed to effectively charge and maintain the battery while the engine is running. This alternator, manufactured by the renowned German automotive supplier Mahle, boasts high-performance specifications and robust construction to cater to the demands of modern vehicles.

The Mahle MG504 alternator is a 14-volt unit, capable of delivering a maximum current of 55 amperes. It is engineered to work efficiently with both 12-volt and 14-volt electrical systems, making it an excellent option for a wide range of applications. The alternator features a compact and lightweight design, with dimensions of approximately 13.5 inches in length, 6 inches in width, and 6 inches in height, ensuring a snug fit in various engine compartments.

Mahle's commitment to quality and durability is evident in the construction of this alternator. It employs a robust, high-strength stator with copper wire windings to ensure optimal energy transfer. The rotor, on the other hand, is made of a sturdy, low-friction material that minimizes wear and tear, resulting in a longer lifespan. The alternator is also designed with a diode rectifier to convert the alternating current (AC) produced by the alternator into direct current (DC) for battery charging.

Additionally, this Mahle alternator features a conveniently located voltage regulator, which ensures the battery is charged at the optimal rate. The regulator maintains a consistent voltage level within the electrical system, preventing damage to sensitive components from voltage spikes or drops.

The Mahle MG504 14V 55A alternator is an excellent choice for those seeking a reliable and robust alternator to meet the demands of their vehicle's electrical system. Its high-performance specifications, compact design, and durable construction make it a trusted option for both professional mechanics and DIY enthusiasts alike.

The Mahle MG504 14V 55A alternator is a popular choice for high-performance applications due to its robust construction and high output capacity. Here are some pros and cons that can help you make an informed decision about purchasing this alternator:

1. High Output: With a maximum output of 55 amperes at 14 volts, this alternator can effectively charge a battery in a high-performance vehicle, even under heavy loads.

2. Durable Construction: Mahle is known for its high-quality components, and the MG504 alternator is no exception. Its robust design and sturdy construction ensure reliable operation, even in demanding conditions.

3. Compact Size: Despite its high output capacity, the MG504 alternator is relatively compact, making it an ideal choice for vehicles with limited space.

4. Efficient: This alternator is designed to convert electrical energy from the engine to the battery with minimal loss, ensuring maximum efficiency.

1. Price: The Mahle MG504 alternator is more expensive than some other alternators on the market, which may be a barrier for some buyers.

2. Installation: Installing this alternator may require specialized tools and knowledge, which can add to the cost and complexity of the project.

3. Weight: At around 16 pounds, this alternator is heavier than some other alternatives, which may be a concern for those looking to reduce weight in their vehicle.

The Mahle MG504 14V 55A alternator is an excellent choice for high-performance vehicles that require a reliable and efficient charging system. Its robust construction, high output capacity, and compact size make it a popular choice among enthusiasts. However, its higher price point and potential installation challenges may be a deterrent for some buyers.

If you're looking for a high-performance alternator for your vehicle and have the budget for it, the Mahle MG504 14V 55A alternator is an excellent choice. Its durability, efficiency, and high output capacity make it a worthwhile investment for those who demand the best from their vehicles. However, if cost or installation complexity are a concern, you may want to consider alternative options that offer similar performance at a lower price point.

Details:

Asking $125.00 OBO. New and unused Mahle MG504 Alternator, 14V 55A, still in original packaging.

part #: mg504 prices

• $125.00-$148.00

specifications altnagen:

• brand: Mahle
• mpn: Mg504
• type: Alternator
• voltage: 14 V
• amperage: 55a

general altnagen:

• Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > Alternators Generators
• condition: New

offer altnagen:

• options: Ship-to-home
• started: June 10, 2026
• availability: In Stock
• sold: 0
• best offers: True
• quantity: 1

returns altnagen:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

shipping altnagen:

• transit: 5-12 Days
• carrier: UPS
• cost: $20.00
• class: Standard
• service: UPS Ground
• type: Fixed

seller altnagen:

• rating: 100.0%
• # reviews: 51
• city: Stonington, Maine

payments altnagen:

• credit card: Visa
• wallet: Google-pay
• other

Mahle MG504 Is Similar To:

• 16-161 Mahle Alternator (60.4% similar) Mahle brand off-engine ALTERNATOR28V, 50A part number 16-161COMPATIBLE with numbers, AAK1889, RE540413COMPATIBLE engines: 4045AFM85, 4045DFM50, 4045DFM70, 4045SFM85, 4045TFM50, 4045TFM75, 4045TFM85, 6068AFM75, 6068AFM85, 6068SFM50, 6068SFM75, 6068SFM85, 6068TFM50, 6068TFM75, 6068TFM76...(July 9th, 2018)
• Mg75 Mahle Letrika Deutz Ag Khd Engine Alternator (45.6% similar) This method is not always available. Ditz ag HD l4 3/6 engine troika alternator MG75 are engineered from the ground up to deliver unparalleled reliability. Polarity: negative notes: top DE mounting ear M8-1. Warranty does not cover shipping, labor, towing, rentals, storage, legal fees, lost wages or...(October 20th, 2018)
• Mahle Aak2308 Alternator For (62.1% similar) Engineered using the latest technology to ensure product lasts longer in service. Made of high-quality components for durability, reliability, and performance. AAK2308 alternator for Mahle: part number: manufacturer: Mahle. Manufactured following strict OE standards to work like the original ...(January 13th, 2025)
• Stens 400-29012 Alternator Fits Mahle 12v 65a Alt (38% similar) Fits Mahle 12V 65A alt fits LESTER12281, 12581, 12583, 20750FAMILYLETRIKA/MAHLE hole id 1 alternator alt: Lester 12281, 20750. Fan location external. Includes fan. Mount hole 1 type un threaded. Mount hole id 1/1 0.600MM. Regulator location internal. Mount hole 2 type un threaded...(February 4th, 2025)
• Mahle Ia1716 Mg927 Alternator 14v 120a 11.205.324 For Deutz Bomag Faresin (36.9% similar) Boga single drum rollers Be 211 DH ditz CD 3.6 L4;TIER 4F; 95KW. Antonio curare tractors tony ditz 4-CYL; 55,4KW; 75HP 2.9. Please see photos for details. Mahle MG927 alternator 14V 120A IA1716 11.205.324 for ditz boga Fresno, new. Boga single drum rollers Be 211 PhD ditz CD 3,6 L4;TIER 4F; 95KW 3.6...(February 24th, 2025)
• Mahle Mg77 Alternator For (69.1% similar) Manufactured following strict OE standards to work like the original component. Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle. MG77 alternator for Mahle: part number: manufacturer. Designed specifically for trucks, trailers, and buses. ...(July 19th, 2025)
• Mahle At476307 John Deere Alternator New 14v 75a (50.6% similar) It is not classified as a vintage part, nor it performance part or universally fitting. The john Deere AT476307 Mahle alternator is a brand new, 14V 75A unit designed for select model's. This high-quality alternator is specifically designed for john Deere equipment, ensuring reliable performance and...(August 26th, 2025)
• Stens 400-29033 Alternator Mahle 12v 115a Alt (37.3% similar) Polarity negative. Regulator clock 4:00. Pulley type solid. Fan location internal. Rotation direction clockwise. Mount hole id 1 M8X1.25. Mahle 12V 115A ALTLESTER12427, 12740CRITICAL NOTE3-TERM b, d, w clock alternator alt: oldster 12427, 12740. Regulator location internal...(September 2nd, 2025)
• Mahle Mg423 Alternator For (71.4% similar) Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle. Made of high-quality components for durability, reliability, and performance. Designed specifically for trucks, trailers, and buses. Manufactured following strict OE standards to work like the ...(November 24th, 2025)
• Mahle Mg-191 Mg191 Alternator For (66.7% similar) Engineered using the latest technology to ensure product lasts longer in service. Designed specifically for trucks, trailers, and buses. Engineered with a factory-like design for effortless installation, ensuring perfect match your vehicle. MG191 alternator for Mahle: part number: manufacturer: ...(December 14th, 2025)
• Stens 400-29049 Alternator Mahle 12v 55a Alt (40.5% similar) Pulley type solid. Rotation direction clockwise. Regulator location internal. Polarity negative. Mahle 12V 55A /Mahle CLOCK12:00ROTATION direction alternator alt: alt family troika/Mahle aka. Fan location external. Mount hole 1 type un threaded. Mount hole id 1/1 2.100MM...(December 27th, 2025)