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Alternators

A7T02071A A7TA3577B 12V 50A Alternator for CAT 305CR

OEM / referenceA7T02071A A7TA3577B · CAT 305CR
Specification12V 50A
Catalog ID53630863

12V 50A reference A7T02071A A7TA3577B. Compatibility references include Make: Caterpillar Ag. & Ind. · Model: 302.5C Mini Excavator · Year: 2004-2012 · Engine: Mitsubishi S3L2 80.4ci, 1.3L, Make: Caterpillar Ag. & Ind. · Model: 303 Mini Excavator · Year: 2004-2008 · Engine: Mitsubishi S3L2 80.4ci, 1.3L, Make: Caterpillar Ag. & Ind. · Model: 304CR Mini Excavator · Year: 1999-2015 · Engine: Mitsubishi S4L2 153ci, 2.5L and 87 additional models listed below. Compare the part number, connector layout, mounting points and the original unit before ordering; machine serial range can affect fitment.

OEM
A7T02071A A7TA3577B
Feature
Alternator
VDC
12V 50A
Technical Specification
50 Amp/12 Volt, CW, 1-Groove Pulley
Design
IR/IF
Voltage
12
Rated Output
50
Rotation
CW
Plug Clock
10:00 Plug Clocking
Plug Code
192
Pulley Class
V1
Ac Tap Y/N
YES
Brushless
YES
De Ft To Pulley 1st Grv Mm K
22.5
De To Rotor Shft End Mm L
78/78
Ground
N
Mtg Config Code
B
Mounting Type
One Mounting Foot/One Mounting Ear
Pulley Groove Od
68
Polarity
B+
Brushless Design
No
One Wire Capable
No
Cooling Method
Alternator cooling via internal fan

Send the machine model, engine model or nameplate photo so our team can confirm compatibility before shipment.

Product fitment guide

Part numbers and compatible models

Quickly compare the reference number and recorded machine applications. Use the original photos and the checklist before ordering.

Part identification

Reference numbers

  • 12558N
  • 022077
  • 111180
  • 112492
  • 119601
  • 12558
  • 143-08112
  • 155.543.050
  • 155.543.050.130
  • 155.543.050.138
  • 155.543.050.370
  • 17227010
  • 19091008
  • 203-315
  • 210560
  • 22843585
  • 28-2644
  • 31A68-00400
  • 31A68-00401
  • 31A68-00402
  • 400-48041
  • 442398
  • 526142502
  • 553064RI
  • 553064RIM
  • 612558
  • 85621530
  • 8M6007506
  • A-8945
  • A007T02071
  • A007T02071A
  • A007T02071C
  • A5284
  • A5290
  • A7T02071
  • A7T02071A
  • A7T02071C
  • AC-00156R
  • ACA-989
  • ALT30006
  • AMT0207
  • AVF-12558
  • CAL35190
  • CAL35190AS
  • CAL35190GS
  • DRA0408
  • F032112492
  • LRA01542
  • STM7945
  • X612558
  • LESTER
  • PIC
  • MITSUBISHI
  • A7T02071A A7TA3577B

Search with or without hyphens. Match the complete number on the original part.

Product summary

12V 50A

Category
Alternators
Catalog ID
53630863
Photo views
5

Before ordering

Confirm these details

  • Confirm voltage and rated amperage against the original alternator label.
  • Compare mounting ears, pulley type and pulley-groove count.
  • Check plug shape, terminal position and regulator connection.
  • Verify the engine model and machine serial range before ordering.

Machine fitment

Compatible model references

90 model references

  • Make: Caterpillar Ag. & Ind. · Model: 302.5C Mini Excavator · Year: 2004-2012 · Engine: Mitsubishi S3L2 80.4ci, 1.3L
  • Make: Caterpillar Ag. & Ind. · Model: 303 Mini Excavator · Year: 2004-2008 · Engine: Mitsubishi S3L2 80.4ci, 1.3L
  • Make: Caterpillar Ag. & Ind. · Model: 304CR Mini Excavator · Year: 1999-2015 · Engine: Mitsubishi S4L2 153ci, 2.5L
  • Make: Caterpillar Ag. & Ind. · Model: 305CR Mini Excavator · Year: 2001-2008 · Engine: K4N 140ci, 2.29L Mitsubishi
  • Make: Cub Cadet · Model: 7000 · Year: 1998-2003 · Engine: Mitsubishi 20HP 3-69 Diesel
  • Make: Cub Cadet · Model: 7200 · Year: 1998-2003 · Engine: Mitsubishi 20HP 3-69 Diesel
  • Make: Cub Cadet · Model: 7205 · Year: 1998-2003 · Engine: Mitsubishi 20HP 3-69 Diesel
  • Make: Cub Cadet · Model: 7260 · Year: 1998-2003 · Engine: Mitsubishi 26HP 3-80 Diesel
  • Make: Cub Cadet · Model: 7265 · Year: 1998-2003 · Engine: Mitsubishi 26HP 3-80 Diesel
  • Make: Cub Cadet · Model: 7360 · Year: 2000-2003 · Engine: Mitsubishi 36HP 4-107 Diesel
  • Make: Cub Cadet · Model: 7530 · Year: 2004-2006 · Engine: Mitsubishi 30HP Diesel
  • Make: Cub Cadet · Model: 7532 · Year: 2004-2010 · Engine: Mitsubishi 32HP Diesel
  • Make: Mahindra · Model: 1626 GEAR · Year: 2018-2020 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 1626 GEAR · Year: 2018-2020 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: 1626 HST · Year: 2018-2020 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 1626 HST · Year: 2018-2020 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: 2015 GEAR 4WD · Year: 2003-2008 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 2015 GEAR 4WD · Year: 2003-2008 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: 2015 HST · Year: 2003-2008 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 2015 HST · Year: 2003-2008 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: 2216 GEAR · Year: 2008-2013 · Engine: L3 1.1L 69cid Mitsubishi S3L
  • Make: Mahindra · Model: 2216 GEAR · Year: 2008-2013 · Engine: L3 1.1L 69cid S3L
  • Make: Mahindra · Model: 2216 HST · Year: 2008-2013 · Engine: L3 1.1L 69cid Mitsubishi S3L
  • Make: Mahindra · Model: 2216 HST · Year: 2008-2013 · Engine: L3 1.1L 69cid S3L
  • Make: Mahindra · Model: 2415 GEAR · Year: 2007-2008 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 2415 GEAR · Year: 2007-2008 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: 2415 HST · Year: 2007-2008 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 2415 HST · Year: 2007-2008 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: 2516 GEAR 4WD T4 · Year: 2008-2018 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 2516 GEAR 4WD T4 · Year: 2008-2018 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: 2516 GEAR · Year: 2008-2018 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 2516 GEAR · Year: 2008-2018 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: 2516 HST 4WD T4 · Year: 2008-2018 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 2516 HST 4WD T4 · Year: 2008-2018 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: 2516 HST · Year: 2008-2018 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 2516 HST · Year: 2008-2018 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: 2615 GEAR · Year: 2003-2008 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 2615 GEAR · Year: 2003-2008 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: 2615 HST 4WD · Year: 2003-2008 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 2615 HST 4WD · Year: 2003-2008 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: 2816 GEAR · Year: 2008-2010 · Engine: L3 1.3L 80cid Mitsubishi S3L3
  • Make: Mahindra · Model: 2816 GEAR · Year: 2008-2010 · Engine: L3 1.3L 80cid S3L3
  • Make: Mahindra · Model: 2816 HST 4WD · Year: 2008-2010 · Engine: L3 1.3L 80cid Mitsubishi S3L3
  • Make: Mahindra · Model: 2816 HST 4WD · Year: 2008-2010 · Engine: L3 1.3L 80cid S3L3
  • Make: Mahindra · Model: 3015 · Year: 2003-2008 · Engine: L3 1.5L 91cid K3M-D
  • Make: Mahindra · Model: 3015 · Year: 2003-2008 · Engine: L3 1.5L 91cid Shibaura K3M-D
  • Make: Mahindra · Model: 3016 GEAR · Year: 2011-2019 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 3016 GEAR · Year: 2011-2019 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: 3016 HST · Year: 2011-2019 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: 3016 HST · Year: 2011-2019 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: MAX 22 HST · Year: 2012-2014 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: MAX 22 HST · Year: 2012-2014 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: MAX 24 · Year: 2014-2019 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: MAX 24 · Year: 2014-2019 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: MAX 25 HST · Year: 2012-2014 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: MAX 25 HST · Year: 2012-2014 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: MAX 25 XL HST · Year: 2018-2020 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: MAX 25 XL HST · Year: 2018-2020 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: MAX 26 XL GEAR · Year: 2014-2020 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: MAX 26 XL GEAR · Year: 2014-2020 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: MAX 26 XL HST · Year: 2014-2020 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: MAX 26 XL HST · Year: 2014-2020 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: MAX 26 XLT GEAR · Year: 2014-2020 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: MAX 26 XLT GEAR · Year: 2014-2020 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: MAX 26 XLT HST · Year: 2014-2020 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: MAX 26 XLT HST · Year: 2014-2020 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: MAX 28 XL GEAR · Year: 2012-2014 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: MAX 28 XL GEAR · Year: 2012-2014 · Engine: L3 1.3L 80cid S3L2
  • Make: Mahindra · Model: MAX 28 XL HST · Year: 2012-2014 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Mahindra · Model: MAX 28 XL HST · Year: 2012-2014 · Engine: L3 1.3L 80cid S3L2
  • Make: Montana · Model: 2740 · Year: 2004-2009 · Engine: L3 1.4L 85cid 3A139LG
  • Make: Montana · Model: 2740 · Year: 2004-2009 · Engine: L3 1.4L 85cid Daedong 3A139LG
  • Make: Montana · Model: 2844 · Year: 2004-2009 · Engine: L4 1.8L 107cid Mitsubishi S4L
  • Make: Montana · Model: 2844 · Year: 2004-2009 · Engine: L4 1.8L 107cid S4L
  • Make: Montana · Model: 3040 · Year: 2004-2009 · Engine: L4 1.8L 107cid Mitsubishi S4L
  • Make: Montana · Model: 3040 · Year: 2004-2009 · Engine: L4 1.8L 107cid S4L
  • Make: Montana · Model: 3240 · Year: 2004-2009 · Engine: L3 1.6L 101cid 3A165LG-2
  • Make: Montana · Model: 3240 · Year: 2004-2009 · Engine: L3 1.6L 101cid Daedong 3A165LG-2
  • Make: Montana · Model: 3644 · Year: 2004-2009 · Engine: L4 1.8L 107cid Mitsubishi S4L
  • Make: Montana · Model: 3644 · Year: 2004-2009 · Engine: L4 1.8L 107cid S4L
  • Make: Montana · Model: 3840 · Year: 2004-2009 · Engine: L4 1.8L 107cid Mitsubishi S4L2
  • Make: Montana · Model: 3840 · Year: 2004-2009 · Engine: L4 1.8L 107cid S4L2
  • Make: Terex · Model: HR16 · Year: 2004-2007 · Engine: L4 1.8L 107cid Mitsubishi S4L2
  • Make: Terex · Model: HR16 · Year: 2004-2007 · Engine: L4 1.8L 107cid S4L2
  • Make: Volvo · Model: EC25 · Year: 2000-2009 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Volvo · Model: EC25 · Year: 2000-2009 · Engine: L3 1.3L 80cid S3L2
  • Make: Volvo · Model: EC30 · Year: 2000-2008 · Engine: L3 1.3L 80cid Mitsubishi S3L2
  • Make: Volvo · Model: EC30 · Year: 2000-2008 · Engine: L3 1.3L 80cid S3L2
  • Make: Volvo · Model: EC35 · Year: 2000-2005 · Engine: L4 1.8L 107cid Mitsubishi S4L2
  • Make: Volvo · Model: EC35 · Year: 2000-2005 · Engine: L4 1.8L 107cid S4L2

Compatibility lists identify searchable model families, not every production serial range. Confirm the original part number and machine serial number before purchase.

Continue comparing recovered references from the same system.

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