Best Car Alternator Diodes in 2026

Replacement Part Numbers: 2-08437, 40014106, 400-14106, 4R3T10300AA, 4R3T-10300-AA, 4R3T10300AB, 4R3T-10300-AB, 4R3TAA, 4R3T-AA, 4R3TAB, 4R3T-AB, 4R3Z10346AA, 4R3Z-10346-AA, 6R3TCB, 6R3T-CB, 6R3Z10346A, 6R3Z-10346-A, 6R3Z10346AARM, 6R3Z-10346-AARM, 6R3Z10346ARM, 6R3Z-10346-ARM, 6R3Z10346BRM, 6R3Z-10346-BRM, 6R3Z10V346AARM, 6R3Z-10V346-AARM, 8437, 8437N, AFD0117, RM6R3T10300CE, RM6R3T-10300-CE, 208437

Product Type: Alternator; Condition: New; Voltage: 12V; Amperage: 135A; Rotation: CW; Regulator/Fan: IR/IF; Pulley Class: S6; Mounting Hardware Included: No; Unit Finish: Same as OE; Number of Pieces: 1; Country of Origin: CN

Brand New - Manufactured With New Premium Quality Components - Engineered To Meet Or Exceed OEM Specifications - All Items Tested For Reliability, Durability And Performance

Replacement Part Numbers: 2-07791, 3211772, 321-1772, 3342274, 334-2274, 40014033, 400-14033, 40014033R, 400-14033R, 40014121, 400-14121, 40014138, 400-14138, 7791, 7791N, 97082211, AFD0035, F6PZ10346KARM, F6PZ-10346-KARM, F75U10300CA, F75U-10300-CA, F75U10300CB, F75U-10300-CB, F75UCA, F75U-CA, F75UCB, F75U-CB, F7PU10346KA, F7PU-10346-KA, F7PZ10346KA, F7PZ-10346-KA, F7PZ10346KARM, F7PZ-10346-KARM, F7PZ10346KARM1, F7PZ-10346-KARM1, F7PZ10346KARM2, F7PZ-10346-KARM2, F7UU10300BB, F7UU-10300-BB

Product Type: Alternator; Condition: New; Unit Series: 3G; Voltage: 12V; Amperage: 130A; Rotation: CW; Regulator/Fan: IR/IF; Plug Code: 330; Pulley Class: S8; Pulley OD: 59mm; Mounting Hardware Included: No; Unit Finish: Same as OE; Number of Pieces: 1; Country of Origin: CN

Compatible With Ford Expedition XLT 5.4L 1997-02; F-150 Base 4.6L 1997-00; F-150 Lariat, XL, XLT 4.6L 1997-03; F-150 Lariat, XL, XLT 5.4L 1997-03 - See the Description for more Applications

Farewell to thinner wires and cheaply made, this alternator pigtail was made of quality wires (The white wire is 14 gauge and the red one is 10 gauge)

Build in the cross linked polyethelene high temperature TXL with 100% copper wires, replace it with this pigtail to make a good connection on the alternator

Plug and play, easy to replace the old frayed connector, there is plenty of lead length to make your repair or connection

All components are 100% New to provide improved performance. Amperage Rating- 105 A

Key components are greased to ensure long term reliability in harsh conditions

New units are manufactured under the guidelines of ISO Quality Standards to ensure consistent quality

100% newly manufactured as an exact replacement for your GM vehicle’s original alternator

Components are tested to meet original specification requirements for remarkable durability

GM-recommended replacement part for your GM vehicle’s original factory component

Remanufactured using consistent quality processes; not just rebuilt

Alternators use high-quality bearings with high-temp lubricant and double-lipped rubber seals, reducing friction, vibration, and noise

Rotors and stators are electronically tested and then sealed with secondary insulating coating to help prevent shorts

Product Advantages:The alternator is perfect for anyone needing to beef up their current electrical system. The components inside this alternator are high amperage and brand new. using the highest quality components to build the best high output alternator ensuring your unit will last long and run quiet

Main Function:Alternators provide constant power to the car battery and is a component that continuously generates energy while the car is being operated. It allows the car to charge the battery while it is in motion, keeping the car in its full operating state throughout the entirety of the trip

Service Policy:The Best One Year, No Hassle Warranty. If you have a problem with your high output alternator we will repair it at no charge to you for one year

All components are 100% New to provide improved performance

Key components are greased to ensure long term reliability in harsh conditions

New units are manufactured under the guidelines of ISO Quality Standards to ensure consistent quality

Replacement Part Numbers: 2-08472, 3342538, 334-2538, 3342668A, 334-2668A, 3W1U10300BB, 3W1U-10300-BB, 3W1UBB, 3W1U-BB, 3W1Z10346BA, 3W1Z-10346-BA, 3W1Z10346BARM, 3W1Z-10346-BARM, 3W1Z10346CA, 3W1Z-10346-CA, 3W1Z10V346BBRM, 3W1Z-10V346-BBRM, 40014055, 400-14055, 40014055R, 400-14055R, 40014083, 400-14083, 5W1T10300AB, 5W1T-10300-AB, 5W1TAB, 5W1T-AB, 5W1Z10346AA, 5W1Z-10346-AA, 6U2Z10V346DERM, 6U2Z-10V346-DERM, 6W1TAA, 6W1T-AA, 6W1Z10346AA, 6W1Z-10346-AA, 6W1Z10346AARM, 6W1Z-10346-AARM

Product Type: Alternator; Condition: New; Voltage: 12V; Amperage: 135A; Rotation: CW; Regulator/Fan: IR/IF; Pulley Class: S6; Mounting Hardware Included: No; Unit Finish: Same as OE; Number of Pieces: 1; Country of Origin: CN

Compatible With Ford Crown Victoria Police Interceptor 4.6L 2003-05; Compatible With Lincoln Town Car Signature 4.6L 2003-07; Town Car Signature Limited 4.6L 2005-11; Compatible With Mercury Grand Marquis GS, LS 4.6L 2005-07 - See the Description for more Applications

Remanufactured using consistent quality processes; not just rebuilt

Alternators use high-quality bearings with high-temp lubricant and double-lipped rubber seals, reducing friction, vibration, and noise

Rotors and stators are electronically tested and then sealed with secondary insulating coating to help prevent shorts. Voltage: 12 VDC

Exact replacement alternator for select MerCruiser stern drive and inboard engines made by General Motors

Easy to replace with common tools. See your owner's manual for removal of non-functioning alternator and replacement of new alternator.

Output is 55 amps

Denso First Time Fit Alternator - 211-6020

DENSO First Time Fit Alternator

Package Dimensions: 9 L x 8 H x 8 W (inches)

Alternators feature huge copper windings, giant diodes and premium quality ball bearings that assure maximum output and extreme dependability

Incorporated large internal cooling fan prevents overheating

Weight: 11.5lbs

Single Quantity

Country of Origin : United States

▲Delco alternator 10Si and 12Si alternator excit wire plug with diode

▲Ready to plug into '73 & up GM internally regulated alternator

▲Special diode prevents engine run and voltage feedback

Specs: Voltage: 12, Rotation: CW, Amps: 75, Clock: 11, Regulator: IR, Fan: IF

Compatible with/Replacement for DIXIE: A-80177 MITSUBISHI: A5TA5076A

1-year warranty protects you after your purchase

Compatible with BLUEBIRD, CUMMINS, DELCO, DETROIT DIESEL and many more... Please verify your OEM part number from your original unit to help ensure fitment.

Replaces: CUMMINS: 3675202RX, DELCO: 10459123 1117852 1117878 1117863 10459127 1117853 1117879 1117864 8600191, ITEM DESCRIPTION: ALTERNATOR, UNIT TYPE: DELCO, VOLTAGE: 24, AMPERAGE: 270, FAN: EXTERNAL, REGULATOR: EXTERNAL, POLARITY: NEGATIVE, WEIGHT: 105 LBS / 47.73 KG, ...

Full One Year Warranty