Remy 21049 Alternator

Remy 21049 Premium Remanufactured Alternator

The Remy 21049 is a premium remanufactured 12-volt alternator built for charging-system service on select 1993 Chevrolet and GMC trucks and SUVs. It delivers 124 amps, uses an internal voltage regulator, and includes a pulley for direct replacement applications.

Key Features

• 124-amp amperage rating for charging output support
• 12-volt alternator with internal voltage regulator
• Remanufactured to premium Remy standards
• External fan design
• Clockwise rotation
• Pulley included
• OE manufacturer reference: Delco/Delphi

Product Details

Remy Premium Remanufactured products are positioned for buyers who need a service replacement that follows OE-style specifications. This alternator, part number 21049, is listed for 1993 Chevrolet C1500, C2500, C2500 Suburban, C3500, K2500, K2500 Suburban, and K3500, as well as 1993 GMC C2500, C2500 Suburban, C3500, K2500, K2500 Suburban, and K3500. Fitment notes specify the 11:00 alternator plug and second production configuration. This part cross-references 10463441 and 10480122 for the same application.

Vehicle Fitment

• Fits 1993 Chevrolet C1500, N/A, w/11:00 Alt Plug; 2nd Prod; 124 Amps; Premium Remanufactured
• Fits 1993 Chevrolet C2500, N/A, w/11:00 Alt Plug; 2nd Prod; 124 Amps; Premium Remanufactured
• Fits 1993 Chevrolet C2500 Suburban, N/A, w/11:00 Alt Plug; 2nd Prod; 124 Amps; Premium Remanufactured
• Fits 1993 Chevrolet C3500, N/A, w/11:00 Alt Plug; 2nd Prod; 124 Amps; Premium Remanufactured
• Fits 1993 Chevrolet K2500, N/A, w/11:00 Alt Plug; 2nd Prod; 124 Amps; Premium Remanufactured
• Fits 1993 Chevrolet K2500 Suburban, N/A, w/11:00 Alt Plug; 2nd Prod; 124 Amps; Premium Remanufactured
• Fits 1993 Chevrolet K3500, N/A, w/11:00 Alt Plug; 2nd Prod; 124 Amps; Premium Remanufactured
• Fits 1993 GMC C2500, N/A, w/11:00 Alt Plug; 2nd Prod; 124 Amps; Premium Remanufactured
• Fits 1993 GMC C2500 Suburban, N/A, w/11:00 Alt Plug; 2nd Prod; 124 Amps; Premium Remanufactured
• Fits 1993 GMC C3500, N/A, w/11:00 Alt Plug; 2nd Prod; 124 Amps; Premium Remanufactured
• Fits 1993 GMC K2500, N/A, w/11:00 Alt Plug; 2nd Prod; 124 Amps; Premium Remanufactured
• Fits 1993 GMC K2500 Suburban, N/A, w/11:00 Alt Plug; 2nd Prod; 124 Amps; Premium Remanufactured
• Fits 1993 GMC K3500, N/A, w/11:00 Alt Plug; 2nd Prod; 124 Amps; Premium Remanufactured

Common Replacement Uses

• Charging warning light caused by alternator output loss
• Battery drain from weak or inconsistent charging
• Dim lights or electrical instability at idle
• Noise or wear related to alternator failure
• Replacement for a unit with the wrong plug orientation or output rating

Installation Notes

Verify the 11:00 alternator plug position, 124-amp rating, clockwise rotation, and pulley configuration before installation. Confirm the vehicle uses the listed second-production application and match the OE reference numbers when comparing the original unit. Check belt condition, wiring connections, and charging-system voltage after installation.

Quality Assurance

This Remy Premium Remanufactured alternator is built as a service replacement for OE-style fitment on the listed Chevrolet and GMC applications. It follows the specified Delco/Delphi reference and configuration details for accurate parts matching.