Freightliner B2 Bus Chassis (2007-2013) - OEM 1003671A Heavy Duty Truck Radiator
Upgrade your truck’s cooling system with this premium Freightliner B2 Bus radiator, designed as a direct replacement for OEM 1003671A. Built for durability and performance, this heavy-duty radiator ensures optimal engine temperature under the toughest working conditions.
| Core Information | Core Height: | 29.65(in) |
| Core Material: | Aluminum | |
| Core Thickness: | 2.2(in) | |
| Core Width: | 25.04(in) | |
| Outlet Information | Outlet Diameter: | 2(IN) |
| Outlet Location: | Bottom Right | |
| Inlet Information | Inlet Diameter: | 2(IN) |
| General Information | Engine Oil Cooler Included: | No |
| Down Flow Or Cross Flow Type: | Down Flow | |
| Transmission Oil Cooler Distance between Fittings: | 18.03(IN) | |
| Transmission Oil Cooler Included: | Yes | |
| Included Accessories | Radiator Cap Included: | No |
| Additional Information | Frame Included: | No |
| Tank Material: | Plastic | |
| Surge Tank Included: | No |
- Ships Same or Next Day
- Guaranteed Fit!
- High-efficiency core for superior heat transfer
- Heavy-duty construction for long service life
- Aftermarket replacement for easy installation
- Built to handle demanding trucking environments
Replaces OEM Part Number: 1003671A. ALWAYS VERIFY OEM NUMBER FOR PROPER FIT BEFORE ORDERING.
Cross Reference Chart
| Brand | Part Number |
|---|---|
| 1003671A, RCH4210340 | |
| 1-800-Radiator | 1184, 2400227 |
| APDI | 8070071 |
| Active Radiator Supply Company | 310021, 3100-21 |
| Autokool | 8904A, 8904FRA |
| Besuto | BES4210340 |
| Detroit Radiator Corporation | FR78OC, FR78OCPA |
| Dolphin Gauges | 6601628 |
| Freightliner |
1003670, 1003671, 1003671A, 1003699, 1003700, 1003700-A, 1003748, 1040250, 1040251, 1040251AR, 1040279, 1040293, 1050164, 1050197, 1050198, 1102430, 1102430(IC), 1102430(IC), 1102431, 1102431AS, 2001-1721, 210RA021, 217RA021, 3100-21, 3100-21WMP, 310021PTWF, 310021WMP, 310021WMP 3121, 310021WMP3121, 3121, ABPN2020011721, RDBS3021, S3121, THO04, VAB1003670, VAB1003671, VAB1003671A, VAB1003699, VAB1003700, VAB1003748, VAB1040250, VAB1040251, VAB1040251AR, VAB1040279, VAB1040293, VAB1050164, VAB1050197, VAB1050198, VAB1102430, VAB1102431, VAL1003670, VAL1003671, VAL1003671A, VAL1003699, VAL1003700, VAL1040250, VAL1040251, VAL1040251AR, VAL1040279, VAL1040293, VAL1050164, VAL1050197, VAL1050198, VAL1102430, VAL1102431, 20011721, 1003700A, 310021 |
| Keystone Auto Industries | HD200009, HDC010318, HDC010318P, HDC010318PA, HDC010883P |
| Klimoto | KLI4210340 |
| Lei Te | LT1184 |
| Lynol Cooling Systems | 2200-009 |
| NAPA | NR4210340 |
| Northern Radiator | 239173, SCSI239173 |
| OSC | HD1184, HD9269 |
| Paccar Parts | RAD42-10340TRP |
| Performance Radiator | 239173 |
| SERCK | FLA002218, FLA001027 |
| SPI | 20011721, 2001-1721, SPI20011721 |
| Spectra Premium | 20011721, SPI20011721, 2001-1721, 20011721P |
| Superior Cooling Systems | 239173 |
| Thermal Solutions Manufacturing | 437290, 437290P, 437290S |
| Vista Pro | 437290P, 437290S |
Reduce downtime and keep your truck running cool with this reliable aftermarket radiator for Freightliner B2 Busses. Designed for performance and built to last, it’s the smart choice for owner-operators and fleets alike.
Freightliner radiator, B2 Bus radiator, heavy duty truck radiator, semi truck cooling system, OEM 1003671A replacement, aftermarket truck radiator, diesel engine cooling parts
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Estimated Shipping Times
Standard Shipping Times: 1-5 Business Days
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For more details, please visit our Shipping Policy page.
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Items must be new, unused, and in original packaging.
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Defective and non-defective items are eligible for returns or exchanges.
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- Trade Name: HD Truck Source
- Company Number: 802947818
- Business Address: 1224 Baldwin Road, Lapeer, Michigan 48446, United States
- Phone Number: +1 (800)-956-7235
- E-mail: sales@hdtrucksource.com
- Business Hours: Monday-Friday 9am-5pm