Cold Case 1977–1987 Chevrolet/GMC Pickup Truck 21-inch Aluminum Radiator with 12-inch Fan Kit | GMT556A21K
Cold Case GMT556A21K — 1977–1987 Chevrolet/GMC Pickup Truck 21-inch Aluminum Radiator with 12-inch Fan Kit.
Application and installation
- For 1977–1987 Chevrolet/GMC truck automatic applications with a 21-inch overall-height radiator. Measure the original radiator; a shorter 19-inch version also exists.
Construction
- TIG-welded aluminum construction.
- Pressure-tested by the manufacturer.
- Polished tanks with original-style detailing.
Specifications
| Core Height | 18.8 in |
|---|---|
| Core Width | 28.35 in |
| Overall Height | 21 in |
| Overall Width | 34.33 in |
| Overall Thickness | 3 in |
| Upper Hose | 1.5 in |
| Lower Hose | 1.75 in |
| Core tube configuration | 2 rows, 1.25 in tubes |
| Transmission cooler fitting | 5/16 in Inverted Flare |
Before ordering, compare the radiator mounts, core and overall dimensions, hose positions, transmission-cooler connections and available fan-to-engine clearance with your vehicle. Engine, transmission, air-conditioning and conversion details can affect compatibility.
Manufacturer part number: GMT556A21K. View Cold Case application details.
Processing & Shipping Overview
Processing occurs before shipping.
Most in-stock items typically process within 2–3 business days before shipment or pickup. Expedited shipping options affect transit time after an order ships and do not speed up processing.
Made-to-order, special-order, vendor drop-ship, and freight items require additional processing time before shipping. Any extended lead times will be noted on the product page when applicable.
For the most up-to-date order status or lead time questions, please contact sales@smgspeed.com or use live chat during business hours.