873770 872235 Volvo Penta Alternator | Genuine Used Part

🔧 Product Description

Genuine Volvo Penta 12V 60A Marine Alternator - Part Number: 873770

A genuine used Volvo Penta marine alternator for an extensive selection of Volvo Penta petrol and diesel inboard and sterndrive engines.

This Paris-Rhône / Valeo-style alternator uses a single V-belt pulley and provides a nominal 60-amp charging output for the engine battery and onboard electrical system. Engines originally equipped with a twin V-belt pulley may require the original pulley to be transferred to the replacement alternator.

⚙️ Key Features

• Genuine used Volvo Penta alternator
• 12-volt electrical system with 14-volt regulated charging output
• 60-amp nominal output
• Single V-belt pulley configuration
• Suitable for petrol and diesel Volvo Penta marine engines

🚤 Compatibility

Commonly used on

• Volvo Penta petrol inboard and sterndrive engines
• Volvo Penta MD, TMD, TAMD, AD, KAD, KAMD and D-series diesels
• Paris-Rhône and Valeo alternator installations using a 175mm mounting-hole distance

Typically suits

• Engine models:
• 2001, 2001B, 2001BT and 2001D
• 2002, 2002B and 2002D
• 2003, 2003B, 2003D, 2003T and 2003TB
• 230A
• 250A, 250B and 251A
• 430A, 430B, 431A, 431B, 432A and 434A
• 500A, 500B and 501A
• 570A, 571A and 572A
• 740A and 740B
• AD31A, AD31B, AD31D, AD31L-A, AD31P-A, AD31X-D and AD31X-D-US
• AD41A, AD41B, AD41D, AD41L-A, AD41P and AD41P-A
• AQ110 and AQ110A
• AQ115A and AQ115B
• AQ120A and AQ120B
• AQ125A and AQ125B
• AQ130A, AQ130B, AQ130C and AQ130D
• AQ131A, AQ131B, AQ131C and AQ131D
• AQ140A
• AQ145A and AQ145B
• AQ151A, AQ151B and AQ151C
• AQ165A
• AQ170A, AQ170B and AQ170C
• AQ171A and AQ171C
• AQ175A
• AQ200D and AQ200F
• AQ205A
• AQ211A
• AQ225D, AQ225E and AQ225F
• AQ231A and AQ231B
• AQ255B
• AQ260A and AQ260B
• AQ271A and AQ271C
• AQ275A
• AQ290A
• AQ311A and AQ311B
• AQAD30A
• AQAD31A and AQAD31B
• AQAD40A and AQAD40B
• AQAD41A and AQAD41B
• AQD21A and AQD21B
• AQD2B
• AQD40A and AQD41A
• D1-20, D1-20B and D1-20F
• D1-30, D1-30B and D1-30F
• D2-40, D2-40B and D2-40F
• D2-55A and D2-55B
• D41A, D41B, D41D and D41L-A
• KAD32, KAD32P and KAD32P-A
• KAD42A, KAD42B, KAD42P, KAD42P-A and KAD42P-B
• KAD43P and KAD43P-A
• KAD44P, KAD44P-B and KAD44P-C
• KAD300-A
• KAMD42A, KAMD42B and KAMD42P-A
• KAMD43P, KAMD43P-A and KAMD43P-B
• KAMD44P-A, KAMD44P-B and KAMD44P-C
• KAMD300-A
• MD5A, MD5B and MD5C
• MD7A and MD7B
• MD11C and MD11D
• MD17C and MD17D
• MD21A and MD21B
• MD22A, MD22L, MD22L-A, MD22L-B, MD22P-A and MD22P-B
• MD29 and MD29A
• MD2B
• MD30A
• MD31A and MD31B
• MD32 and MD32A
• MD3B
• MD40A
• MD2010, MD2010A, MD2010B, MD2010C and MD2010D
• MD2020, MD2020A, MD2020B, MD2020C and MD2020D
• MD2030, MD2030A, MD2030B, MD2030C and MD2030D
• MD2040, MD2040A, MD2040B and MD2040C
• TAMD22A, TAMD22L-A, TAMD22P, TAMD22P-A and TAMD22P-B
• TAMD30A
• TAMD31A, TAMD31B, TAMD31D, TAMD31D-CE, TAMD31L-A, TAMD31M, TAMD31P-A, TAMD31P-B and TAMD31S
• TAMD40A and TAMD40B
• TAMD41A, TAMD41B, TAMD41D, TAMD41H-A, TAMD41H-B, TAMD41M, TAMD41P, TAMD41P-A, TAMD41P-B and TAMD41P-HD
• TAMD42WJ-A
• TAMD60, TAMD61, TAMD62 and TAMD63 engine families using alternator 873770
• TAMD71, TAMD72P-A, TAMD73P-A, TAMD74A, TAMD74C-A, TAMD74C-B, TAMD74L-A, TAMD74L-B, TAMD74P-A, TAMD74P-B and TAMD75P-A
• TMD22A, TMD22-B, TMD22L-A, TMD22P-A and TMD22P-C
• TMD30A
• TMD31A, TMD31B, TMD31D and TMD31L-A
• TMD40A, TMD40B and TMD40C
• TMD41A, TMD41B, TMD41D, TMD41L-A and TMD41P-A
• Output: 12V / 60A nominal
• Engine Type: Volvo Penta petrol and diesel inboard / sterndrive engine
• Year Range: Approximately 1963-2007, dependent on engine model and pulley configuration

🔌 Function

The alternator produces regulated electrical power while the engine operates, recharging the battery and supplying engine controls, instruments, pumps, lighting and onboard accessories.

⚠️ Common Signs of Failure

• Battery does not recharge during operation
• Charging voltage remains below approximately 13.5 volts
• Battery or charge warning lamp remains illuminated
• Electrical accessories weaken as the engine runs
• Alternator bearing becomes noisy or rough
• Drive belt slips or pulley runs out of alignment
• Regulator causes overcharging or battery electrolyte loss

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 873770 → Supersedes 873633
• 873633 → Supersedes 872235
• 872235 → Related to earlier 872019 and 872018 references

OEM / Related Numbers

• 873770
• 873633
• 872235
• 872235-7
• 872019
• 872018
• 872926
• 841765
• 856516
• 858838
• 3803227
• 3803260
• 3803260-3
• 3803444
• Paris-Rhône: A13N234
• Paris-Rhône: A13N285
• Paris-Rhône: A13N285N
• Valeo: 2541451
• Valeo: 2541827
• Valeo: 2541827C
• Valeo: 436638
• Valeo: 436676
• Valeo: 439067
• Valeo: 439185
• Nanni: 48200932
• Perkins: 2871A453

Aftermarket / Verified Equivalents

• WAI: 12411N
• Sierra: 18-5939
• Recmar: REC873770
• Arco: 80108
• API Marine: 3141M-HO
• Aftermarket Marine: IA32
• Repower Marine: RM5944

📦 Condition

• Genuine used part
• Removed from running engine where applicable
• In good working condition unless otherwise stated