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CHARGING SYSTEMS
DENSO Alternator 12V 90A Lester 12777
AlternatorIR/IFDENSO

12777

PIC290-5480
Voltage
12V
Amperage
90A
Rotation
CCW
6 interchanges12 applications13 components
Note:The unit is exactly the same as Lester 11633, pic 290-5413, except the pulley. PIC 290-5480 is CCW

Specifications

Full technical detail

Type
Alternator
Manufacturer
DENSO
Design
IR/IF
Voltage
12V
Amperage
90A
Rotation
CCW
Pulley Design
V1
Pulley Groove OD
0

Vehicle applications

Fits 12 configurations

Domestic(12)
MakeModelEngineYears
Caterpillar(Mini Wheel Loader)901CL4 1.8L 104cid C1.82015–2023
Caterpillar(Mini Wheel Loader)901CL4 1.8L 104cid Caterpillar C1.82015–2023
Caterpillar(Wheel Loader)902CL4 2.4L 148cid C2.42015–2019
Caterpillar(Wheel Loader)902CL4 2.4L 148cid Caterpillar C2.42015–2019
Caterpillar(Wheel Loader)902C2L4 2.4L 148cid C2.42015–2019
Caterpillar(Wheel Loader)902C2L4 2.4L 148cid Caterpillar C2.42015–2019
Caterpillar(Wheel Loader)903CL4 2.4L 148cid C2.42015–2019
Caterpillar(Wheel Loader)903CL4 2.4L 148cid Caterpillar C2.42015–2019
Caterpillar(Wheel Loader)903C2L4 2.4L 148cid C2.42015–2019
Caterpillar(Wheel Loader)903C2L4 2.4L 148cid Caterpillar C2.42015–2019
Caterpillar(Wheel Loader)903DL4 2.4L 148cid C2.42019–2025
Caterpillar(Wheel Loader)903DL4 2.4L 148cid Caterpillar C2.42019–2025

Component breakdown

Replacement parts that go inside this unit

ComponentPart numbers
Bearing, Ball5-3514 5-5222
Brush Holder Assy, Alt7490-9203
Brush, Alt7390-901
Cover, Alt8490-9014
Frame, DE, Alt7690-9213
Gasket, Alt9190-4708
Grommet, Alt9190-4711 9190-4714
Insulator, Alt9290-9006
Plug Code9801-429
Regulator, Alt8090-4427
Retainer, Bearing, Alt8590-900
Rotor7090-1210
Stator7290-8502