Spectra CU434 Radiator

Spectra CU434 Radiator Overview

The Spectra CU434 radiator is a direct-fit cooling system replacement for select Chevrolet and GMC trucks and SUVs from 1988-1995. Built to meet OE-level durability expectations, it is a practical choice for restoring proper engine cooling in high-demand applications.

• Direct replacement radiator for select Chevrolet C1500, C2500, C3500, K1500, K2500, and K3500 models
• Also compatible with select GMC C1500, C2500, C3500, K1500, K2500, and K3500 models
• Fits 1992-1995 Chevrolet C1500 Suburban, C2500 Suburban, K1500 Suburban, and K2500 Suburban
• Fits 1992-1995 GMC C1500 Suburban, C2500 Suburban, K1500 Suburban, and K2500 Suburban
• Configured for vehicles with 20-3/4 in. between tanks, transmission oil cooler, and without engine oil cooler
• Radiator cap is required

Built For OE-Style Cooling Performance

Spectra Premium engineered the CU434 radiator to follow the durability expectations of the original equipment part. This radiator supports consistent coolant flow and heat transfer for older Chevrolet and GMC full-size trucks and Suburban models, including applications such as a 1992-1995 Chevrolet C1500 Suburban or a 1988-1993 GMC K2500. This part cross-references APDI 8010434 and CSF 2056 for the same application.

Common Problems This Radiator Addresses

• Overheating caused by a leaking or restricted radiator
• Coolant loss from cracked tanks or worn core assemblies
• Poor heat rejection in stop-and-go or towing use
• Transmission cooling concerns on vehicles equipped with a transmission oil cooler
• Cooling system service needs on aging Chevrolet and GMC trucks and Suburbans

Installation Notes

Verify tank spacing, transmission oil cooler configuration, and the absence of an engine oil cooler before ordering. This radiator requires a radiator cap. Confirm fitment against the vehicle’s cooling system layout for 1988-1995 Chevrolet C1500, K1500, and related GMC applications before installation.

Quality Assurance

Spectra Premium designs this radiator to meet OE-style durability expectations for long-term service in the listed Chevrolet and GMC applications. Part number CU434 is supported by multiple aftermarket cross-references, including APDI 8010434 and CSF 2056.