Crown Automotive 56041864AB 117 Amp OEM Replacement Alternator for Jeep 4.0L

The Crown Automotive 56041864AB is an OEM-spec replacement alternator engineered for Jeep Wrangler TJ models equipped with the 4.0L inline-six engine. Delivering a reliable 117 amps of output, this direct-fit alternator restores proper charging system performance and keeps all factory electrical systems powered without modification.

Key Features:

• 117-amp output — matches factory electrical demand for the 4.0L engine
• Nippondenso case style with internal voltage regulator for OEM-accurate operation
• Serpentine belt pulley — direct bolt-on replacement using stock mounting hardware and belt routing
• Lightweight aluminum housing — non-magnetizing construction for durability and reduced weight
• Direct-fit design — no additional brackets, adapters, or modifications required
• 12V system compatible with clockwise rotation

Crown Automotive has been a leading manufacturer and distributor of Jeep replacement parts since 1963, offering one of the largest catalogs of OEM-quality components in the industry. Every Crown part is tested to ensure it meets strict quality standards before distribution. This alternator is backed by Crown's 12-month / 12,000-mile limited warranty.

OEM & Cross-Reference Part Numbers: 56041864AB, 56041864AA, 56041565AB, 121000-3820, 121000-3821, 121000-3810, 13876, 13876N, AND0385, AND0255