Hydraulic Radiator Assembly 263-0591 2630591 317-4133 3174133 Fits for Caterpillar Engine CAT C3.3 C4.4
Hydraulic Radiator Assembly 263-0591 2630591 317-4133 3174133 Fits for Caterpillar Engine CAT C3.3 C4.4 is backordered and will ship as soon as it is back in stock.
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Powering 10,000+ Commercial Fleets
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One Year Warranty
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Easy 60-day Return
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Expert support & Fitment Guarantee
Description
Description
Hydraulic Radiator Assembly 263-0591 2630591 317-4133 3174133 Fits for Caterpillar Engine CAT C3.3 C4.4
Maintaining your heavy machinery at optimal performance is essential for operational efficiency and longevity. This Hydraulic Radiator Assembly meets OEM specifications to ensure reliable fit and durability for the construction and power generation industries.
Compatible Part Numbers
- CA3174133
- 317-4133
- 3174133
- CA2630591
- 263-0591
- 2630591
Compatible Engines
- Caterpillar CAT C3.3
- Caterpillar CAT C4.4
Compatible Equipment
- Caterpillar Generator Sets: C3.3 DE50E0/DE55E0/DE65E0/DE50E2 EC500001-UP, GT400001-UP, N3C00001-UP
- Caterpillar Generator Sets: C4.4 (D40, D50, D60) LC400001-UP, CN400001-UP, CN300001-UP
- Caterpillar Generator Sets: C4.4 DE55E2 EC700001-UP, GT600001-UP
- Caterpillar Generator Sets: C4.4 DE65E3, DE88E0, DE88E3, DE110E3, DE110E2 EC800001-UP, GT800001-UP
- Caterpillar Generator Sets: C4.4 GLD00001-UP, N4D00001-UP
- Caterpillar Generator Sets: C4.4, D60 TX200001-UP
- Caterpillar Rental Generator Sets: XQP30 XPM00001-UP, XPP00001-UP (Powered by C3.3)
- Caterpillar Rental Generator Sets: XQP60 PNR00001-UP (Powered by C4.4), PR600001-UP (Powered by C3.3)
1 Year Warranty
1 Year Warranty
Fab Heavy Parts is excited to offer a 12-month warranty on all new replacement/aftermarket parts starting from your original purchase date.
Enjoy peace of mind with Fab Heavy Parts!
For more warranty details, please check out our warranty policy.
Fast Delivery
Fast Delivery
Estimated delivery time 3-6 workdays
No Core Charge
No Core Charge
We don't have a core charge for any products.
Technical Specifications
Built for Heavy-Duty Conditions
Engineered with industrial-grade aluminum alloy cores and precision-brazed fins, our hydraulic radiators deliver maximum heat dissipation under sustained heavy-load operation — keeping your equipment running at optimal temperature in the most demanding environments.
- Industrial-grade aluminum alloy core
- Precision-brazed fin construction
- Pressure-tested before shipping
- Rated for extreme temperature cycles
Direct OEM Cross-Reference Fitment
Every Fab Heavy Parts radiator is cross-referenced against OEM part numbers to ensure drop-in compatibility. No modifications, no adapters — a direct replacement that installs in the same time as the original, verified against factory service manuals.
- OEM part number cross-referenced
- Direct bolt-on — no modifications
- Verified against factory service manuals
- Fits Komatsu, CAT, Hitachi, Volvo & more
Superior Cooling Efficiency
High-density fin spacing and optimized core geometry maximize heat transfer surface area, delivering cooling performance that meets or exceeds OEM thermal specifications — even under continuous peak-load operation on excavators, loaders, and heavy construction equipment.
- Meets or exceeds OEM thermal specs
- Optimized fin density for max airflow
- Validated under peak-load conditions
- Reduces hydraulic fluid operating temp
How We Compare
OEM-grade quality at a competitive price — with the support and warranty to back it up
| Feature | Fab Heavy Parts | OEM Dealer | Generic Brand |
|---|---|---|---|
| OEM Cross-Reference Verified | ✓ | ✓ | ✗ |
| Industrial-Grade Alloy Core | ✓ | ✓ | Varies |
| 1-Year Warranty | ✓ | Limited | ✗ |
| Expert Technical Support | ✓ | Dealer Only | ✗ |
| Competitive vs OEM Pricing | ✓ | ✗ Premium | ✓ |
| Pressure-Tested Before Ship | ✓ | Varies | ✗ |
Why Fleet Operators Choose Fab Heavy Parts
OEM-Grade Quality
Manufactured to OEM specifications with industrial-grade materials and precision tolerances.
1-Year Warranty
Every radiator backed by our comprehensive 1-year parts warranty with no-hassle claims.
Expert Technical Support
Our parts specialists verify fitment and answer installation questions before and after purchase.
