AJ-ELECTRIC 4740JB / A0014740JB Premium Heavy-Duty 24V 200 Amp Leece-Neville Replacement Alternator

Premium-quality heavy-duty alternator designed as a direct replacement for Leece-Neville 4740JB, A0014740JB and related 4000 Series alternators used in Caterpillar, International, Freightliner, Blue Bird and other heavy-duty applications.

24 Volt • 200 Amp • J-180 Long Mount • Self-Excite

KEY FEATURES

• 24 Volt, 200 Amp output
• Leece-Neville 4000 Series design
• Heavy-duty J-180 long mounting
• Self-excite operation
• Internal / integrated voltage regulator
• Internal rectifier
• External fan
• Clockwise rotation
• Negative ground / grounded earth return
• Heavy-duty brush-type construction
• Designed for commercial, industrial and severe-duty applications

OEM & INTERCHANGE NUMBERS

Leece-Neville / Prestolite:
4740JB, A0014740JB

Caterpillar: 455-2661, 479-6379
Freightliner / Daimler: LN4740JB
International / IHC: 3610514C91, ZLN4740JB
Blue Bird: 0070317

APPLICATIONS

Used in selected Caterpillar equipment, International trucks, Freightliner heavy-duty vehicles, Blue Bird buses and other commercial/industrial 24-volt applications requiring the Leece-Neville 4740JB configuration.

Prestolite also catalogs the A0014740JB for various marine applications.

Always verify the original alternator number and mounting configuration before ordering.

TECHNICAL SPECIFICATIONS

OEM: Leece-Neville / Prestolite
Series: 4000
System Voltage: 24V
Rated Output: 200 Amps
Mounting: J-180 Long
Excitation: Self-Excite
Regulator: Internal / Integrated
Rectifier: Internal
Fan: External
Rotation: Clockwise
Polarity: Negative Ground / Grounded Earth Return
Mounting Ear #1: 1/2-13 Threaded
Mounting Ear #2: 13mm Unthreaded
Mounting Ear #3: 13mm Unthreaded
Positive Stud: 5/16-18 UNC
Negative Stud: 3/8-16 UNC

Shaft Diameter: Approximately 7/8 inch