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The 374-3545 is a heavy-duty aluminum cooling core built for Caterpillar machines that operate in mining, quarry, and earthmoving environments. With its reinforced plate-fin structure, this radiator provides consistent heat control even under extreme engine loads and long duty cycles.
Features
Corrosion Protection – Treated aluminum resists oxidation from coolant and dust exposure.
Aluminum Radiator List-
| CAT | 2W0181, 2W5539, 2W5540, 2W6632, 7W2173, 9Y3318, 7C3385, 2W6587, 2W6593, 7W5455, 360-9273, 312-8338, 326-3870, 312-8339, 204-0884, 443-2101, 375-5673, 230-2917, 281-3516,111-5059 |
| Komatsu | 56E-07-21133, 561-03-81280, 561-03-81632, 561-03-81652, 561-03-81642, 21N-03-37412, 21N-03-41110, 21N-03-43510, 21T-03-31160, 21T-03-31711 |
| Liebherr | 10000392, 5617986, 5617987, 11823532, 11821219, 11821218, 5611936, 5611937, 10333648, 10333649, |
| Hitachi | 1386-621-100, 1381-639-801, 1381-639-8020, 1381-639-8030, 4682425, 4682426, 4444691, 4658096, 4427925, 4729782, 4421620, 335611, 4439687, YA00008446 |
How We Produce
We use high-strength aluminum, vacuum brazing for leak-proof bonding, and CNC machining for dimensional accuracy. Each unit undergoes hydrostatic, thermal, and vibration testing before packaging for international shipment.
Pictures of Sinrui's production workshop

Radiator product packaging and delivery