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CORE AS-RADIATOR 3263870 - Caterpillar


3263870 CORE AS-RADIATOR Caterpillar parts 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 323D L, 323D LN, 323D SA, 324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325D, 325D FM, 325D FM LL, 325D L, 325D MH, 329D, 329D L, ...
Rating:
16
Alternative (cross code) number:
CA3263870
326-3870
3263870
Caterpillar 3263870 CORE AS-RADIATOR
Weight: 37 pounds 16 kg.

Buy CORE AS-RADIATOR 3263870 Caterpillar genuine, new aftermarket tractor parts with delivery
EXCAVATOR, MOBILE HYD POWER UNIT,

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$403.88

04 Sep 2025
44.9743[20.24] Pounds
US: TsukiAuto
YUFUQIDA #326-3870 Excavator Radiators - Pro All Aluminum Tractor Radiator Assembly Compatible with Caterpillar Cat 320D E320D E323D 323D L 324D 325D 320D 329D 320DFMLLB 3263870 Excavator Radiators
YUFUQIDA ★ VEHICLE FITMENT - Compatible with Caterpillar CAT 325DFMLLA 324DFMLL 320DFMLLB 325DFMLL 320DFMLL 320DFMST 324DFMGF 320DFMGFB 325DFMGF 324DFMLGP 320DFMRR 320DFMHW 329DL 320DL 325DL 323DL 324D 320D 323DLOEM 320DGC 320DLRR 329DLOEM 320DRR 325DLOEM 325DMH 329D 329DLN 324DL 324DLN 323DSA 325D 323D 320DLN 323DLN 324DLNOEM 323DLNOEM Radiator;OEM Part Numbers: 326-3870, 3263870 Excavators Radiators || ★ AA5052 ALL ALUMINUM RADIATOR - The Radiator is made of full aircraft AA5052 grade aluminum construction, all item is 100% inspected and professional tested for quality assurance || ★ EFFICIENT COOLING - High performance racing design, improves cooling by 35 -45% Temp, build-in transmission cooler || ★ ADVANCED TECHNIGUE - Leading-edge welding craftsmanship, CE approval. Innovative engineering, manufacturing technology and quality control ensure that radiators exceed the performance of the original equipment they replace || ★ CONVENIENT INSTALLATION - Light weight direct bolt-on OEM fitment or replacement, stronger & higher capacity for coolant than stock one || ★ 12 MONTHS WARRANTY - radiator offers one-year product warranty and 60-day free return policy. Please check the vehicle compatibility and item size
$390.00

04 Sep 2025
60.4507[27.20] Pounds
US: USAutoPart
KUUHLERSAT Full Aluminum Radiator Compatible With Caterpillar CAT Excavator E320D E323D 320D 323D L 324D 325D 320D 329 Models 6 Row Replaces OEM Part Numbers 326-3870 3263870 Only
KUUHLERSAT Water Tank Radiator 326-3870 fit Caterpillar CAT E320D 320D E323D,323D L 324D 325D 320d 329;Model:320 320 323 324 325 various || 100% Leak Tested, High Quality, Direct Fit Replacement for OEM # 326-3870 || All-aluminum design with durable TIG-welded construction (AA5052 aircraft aluminum) || Easy To Install: Light weight direct bolt-on replacement, stronger & higher capacity for coolant || Direct Replacement, No Modifications Required for Maximum Cooling Efficiency for your Vehicle
$390.00

04 Sep 2025
60.4507[27.20] Pounds
US: Kamajo
3263870 Radiator Compatible with Caterpillar CAT 320D E320D E323D 323D L 324D 325D 320D 329D, 6 Row Full Aluminium Caterpillar Forestry Log Loaders Excavators Radiator, Excavators Radiator
Korelox Core Size: 37-1/4'' x 15-1/2'' x 4'' Thickness, Overall Size: 22.8''x 22.3'' x 5.3'' T || Upper Inlet: 2 inch located on the driver side, Lower Outlet: 2 inch located on passenger side || OEM Part Numbers: 326-3870 || Direct OE replacement with drop-in precise fitment and easy installation || Super capacity than your stock cooling, great performance upgrade
Number on catalog scheme: 22
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Caterpillar parts 3263870
Caterpillar parts 3263870

Information:

Caterpillar electronic service tools are designed to help the service technician perform the following tasks:
Information access
System diagnostics
System calibrations
System configurations
Data link communicationsRequired Service Tools
Table 1
Required Service Tools
Part Number Description
N/A 4 mm Allen Wrench
6V-2197 Transducer
7X-1171 Transducer Adapter
5P-7277 Voltage Tester
1U-5804 Crimp Tool (12−AWG TO 18−AWG)
151-6320 Wire Removal Tool
266-1683 Removal Tool
147-6456 Removal Tool
7X-1710 Multimeter Probe
6V-7070 Digital Multimeter (HEAVY-DUTY)
or
9U-7330 Digital Multimeter
or
146-4080 Digital Multimeter Gp (RS232)
or
212-2160 Digital Multimeter Gp Two short jumper wires are needed to check the continuity of some wiring harness circuits by shorting two adjacent terminals together in a connector. A long extension wire may also be needed to check the continuity of some wiring harness circuits.Optional Service Tools
Table 2 lists the optional service tools that can be used when the engine is serviced.
Table 2
Part Number Description
198-4240
or
1U-5470 Digital Pressure Indicator
Engine Pressure Group
4C-4911(1) Battery Load Tester
6V-9130(2) Temperature Adapter (MULTIMETER)
215-9512(3) Hose Connector (Quick Disconnect, Male)
215-9513(3) Hose Connector (Quick Disconnect, Female)
4C-4075 Crimp Tool (4−AWG TO 10−AWG)
155-5176 AC/DC Current Probe
2P-8278 Tube As
217-0113 Wiring Harness
277-4734 Harness
(1) Refer to Special Instruction, SEHS9249, "Use of 4C-4911 Battery Load Tester for 6 VDC, 8 VDC, and 12 VDC Lead Acid Batteries" and Special Instruction, SEHS7633, "Battery Test Procedure".
(2) Refer to Special Instructions, SEHS8382, "Use of the 6V-9130 Temperature Adapter Group".
(3) This item is used with a 2P-8278 Tube Assembly.Caterpillar Electronic Technician (ET)
Cat ET can display the following information:
Status of all pressure sensors and temperature sensors
Programmable parameter settings
Active diagnostic codes and logged diagnostic codes
Logged events
HistogramsCat ET can also be used to perform the following functions:
Diagnostic tests
Calibrations
Programming of flash file
Parameter programming
Copy configuration function for Electronic Control Module (ECM) replacement
Data logging
Graphs (real time)Table 3 lists the service tools that are required to use Cat ET.
Table 3
Service Tools for the Use of Cat ET
Part Number Description
N/A Required
PC with a 2.0 GHz Pentium processor or greater
1 GB of RAM
500 MB of available hard drive space
CD ROM drive
Super VGA monitor or display (1024 x 768)
Microsoft® Windows XP SP3, Vista Business SP2, or Windows 7 Professional
RS232 port with a 16550 UART for use with Comm Adaptor II
USB 1.1 or 2.0 port for use with Comm Adaptor 3
Ethernet R45 connector
Built in pointing device or mouse
Microsoft® Internet Explorer 7.0
N/A Recommended
PC with a 2.0 GHz dual core processor
3 GB of RAM
3 GB of available hard drive space
DVD ROM drive
15.4 inch XGA screen (1280 x 1024)
Microsoft® Windows XP SP3 or later, Vista Business SP2 or Windows 7 Professional
RS232 port with a 16550 UART for use with Comm Adaptor II
USB 1.1 or 2.0 port for use with Comm Adaptor 3
Ethernet R45 connector
Built in pointing device or mouse
Latest version of Microsoft® Internet Explorer
JERD2124 Single Use Program License
JERD2128 Data Subscription (Truck and Commercial Engine)
JERD2129 Data Subscription for All Engines and Machines
171-4400(1) Communication Adapter ("CAT ET" TO ECM INTERFACE)
237-7547(2) Adapter Cable As
(1) The 7X-1700 Communication Adapter Gp may also be used.
(2) The 237-7547 Adapter Cable As is required to connect to the USB port on computers that are not equipped with an RS232

Cat SIS web machinery list:

Caterpillar parts catalog
CUSTOM SUPPORT LITERATURE FOR THE 324D FM LGP JGK00001-UP (MACHINE)
325D & 325D L Excavators AZP00001-UP (MACHINE) POWERED BY C7 Engine
324D & 324D L Excavators CJX00001-UP (MACHINE) POWERED BY C7 Engine
324D L & LN Excavator EJC00001-UP (MACHINE) POWERED BY C-7 Engine
320D & 320D L Excavators CXY00001-UP (MACHINE) POWERED BY 3066 Engine
325D Material Handler C4H00001-UP (MACHINE) POWERED BY C-7 Engine
324D L Excavator T2D00001-UP (MACHINE) POWERED BY C-7 Engine
M325D Material Handler EDF00001-01999 (MACHINE) POWERED BY C-7 Engine
324D L Hydraulic Excavator JJG00001-UP (MACHINE) POWERED BY C-7 Engine
324D FM JKR00001-UP (MACHINE) POWERED BY C7 Engine
324D FM Forest Swing Machine JLS00001-UP (MACHINE) POWERED BY C7 Engine
325D Forest Swing Machine General Forestry Application High Wide Undercarriage C7K00001-UP (MACHINE) POWERED BY C7 Engine
325D Forest Swing Machine Butt-N-Top Log Loader High Wide Undercarriage C8L00001-UP (MACHINE) POWERED BY C7 Engine
325D Forest Swing Machine Butt-N-Top Log Loader C9M00001-UP (MACHINE) POWERED BY C7 Engine
320D FM Forest Swing Machine CYZ00001-UP (MACHINE) POWERED BY C6.4 Engine
320D RR FM Forest Swing Machine SRT00001-UP (MACHINE) POWERED BY 3066 Engine
325D & 325D L Excavators DBH00001-UP (MACHINE) POWERED BY C7 Engine
320D & 320D L Excavators MCH00001-UP (MACHINE) POWERED BY C6.4 Engine
320D & 320D L Excavators FAL00001-UP (MACHINE) POWERED BY C6.4 Engine
320D LRR Excavator XCK00001-UP (MACHINE) POWERED BY C6.4 Engine
320D RR Excavator YDS00001-UP (MACHINE) POWERED BY C6.4 Engine
320D LRR Excavator TAE00001-UP (MACHINE) POWERED BY C6.4 Engine
320D LRR Excavator ZGB00001-UP (MACHINE) POWERED BY C6.4 Engine
325D L Mobile Hydraulic Power Units C3N00001-UP (MACHINE) POWERED BY C7 Engine
325D L Excavator GBR00001-UP (MACHINE) POWERED BY C7 Engine
M325D L Material Handler KGG00001-01999 (MACHINE) POWERED BY C7 Engine
M325D L Material Handler KAY00001-01999 (MACHINE) POWERED BY C-7 Engine
325D L Excavator PAL00001-UP (MACHINE) POWERED BY C7 Engine
324D L Excavator LAB00001-UP (MACHINE) POWERED BY C7 Engine
323D LN & 323D S Excavators RAC00001-UP (MACHINE) POWERED BY C6.4 Engine
320D Forest Machines BZF00001-UP (MACHINE) POWERED BY C6.4 Engine
320D Log Loader GKS00001-UP (MACHINE) POWERED BY C6.4 Engine
323D L Excavator BYM00001-UP (MACHINE) POWERED BY C6.4 Engine
320D & 320D L Excavators A6F00001-UP (MACHINE) POWERED BY C6.4 Engine
320D L Excavator A9F00001-UP (MACHINE) POWERED BY C6.4 Engine
320D FM Forest Swing Machine BWW00001-UP (MACHINE) POWERED BY C6.4 Engine
325D L Mobile Hydraulic Power Unit H3N00001-UP (MACHINE) POWERED BY C7 Engine
324D LN Mobile Hydraulic Power Unit KJR00001-UP (MACHINE) POWERED BY C7 Engine
320D & 320D L Excavators JFZ00001-UP (MACHINE) POWERED BY C6.4 Engine
325D L Excavator NAC00001-UP (MACHINE) POWERED BY C7 Engine
325D L Excavator LAL00001-UP (MACHINE) POWERED BY C7 Engine
320D LN Excavator WBN00001-UP (MACHINE) POWERED BY C6.4 Engine
320D Excavator BZP00001-UP (MACHINE) POWERED BY C6.4 Engine
323D L Excavator LFL00001-UP (MACHINE) POWERED BY C6.4 Engine
323D LN Mobile Hydraulic Power Unit DCJ00001-UP (MACHINE) POWERED BY C6.4 Engine
323D L Excavator PBE00001-UP (MACHINE) POWERED BY C6.4 Engine
323D L Excavator YSD00001-UP (MACHINE) POWERED BY C6.4 Engine
323D & 323D L Excavators WGC00001-UP (MACHINE) POWERED BY C6.4 Engine
324D & 324D L Excavators JZR00001-UP (MACHINE) POWERED BY C7 Engine
329D L Excavator JHJ00001-UP (MACHINE) POWERED BY C7 Engine
329D L & 329D LN Excavator BFC00001-UP (MACHINE) POWERED BY C7 Engine
329D L Excavator TPM00001-UP (MACHINE) POWERED BY C7 Engine
329D & 329D L Excavators MNB00001-UP (MACHINE) POWERED BY C7 Engine
329D & 329D L Excavators BYS00001-UP (MACHINE) POWERED BY C7 Engine
320D L & 320D LN Excavators GDP00001-UP (MACHINE) POWERED BY C6.4 Engine
320D LRR Excavator EJT00001-UP (MACHINE) POWERED BY C6.4 Engine
320D & 320D L Excavators KLM00001-UP (MACHINE) POWERED BY C6.4 Engine
320D RR & 320D LRR Excavators GMX00001-UP (MACHINE) POWERED BY C6.4 Engine
320D L Excavator SPN00001-UP (MACHINE) POWERED BY C6.4 Engine
323D, 323D L & 323D LN Excavators CWG00001-UP (MACHINE) POWERED BY C6.4 Engine
324D & 324D L Excavators JAT00001-UP (MACHINE) POWERED BY C7 Engine
324D L Excavator PYT00001-UP (MACHINE) POWERED BY C7 Engine
329D & 329D L Excavators DTZ00001-UP (MACHINE) POWERED BY C7 Engine
324D L & 324D LN Excavators BTK00001-UP (MACHINE) POWERED BY C7 Engine
329D L & 329D LN Excavators EBM00001-UP (MACHINE) POWERED BY C7 Engine
329D L Excavator CZF00001-UP (MACHINE) POWERED BY C7 Engine
329D L Excavator WLT00001-UP (MACHINE) POWERED BY C7 Engine
323D SA Excavator NES00001-UP (MACHINE) POWERED BY C6.4 Engine
320D LRR Excavator DHE00001-UP (MACHINE) POWERED BY C6.4 Engine
320D GC Excavator KTF00001-UP (MACHINE) POWERED BY C6.4 Engine
320D GC Excavator PCM00001-UP (MACHINE) POWERED BY C6.4 Engine
M325D L Material Handler KGG02000-UP (MACHINE) POWERED BY C7 Engine
M325D L Material Handler EDF02000-UP (MACHINE) POWERED BY C7 Engine
M325D L Material Handler KAY02000-UP (MACHINE) POWERED BY C7 Engine
320D Excavator KHN00001-UP (MACHINE) POWERED BY C6.4 Engine
323D L Excavator GTF00001-UP (MACHINE) POWERED BY C6.4 Engine
329D L Mobile Hydraulic Power Units L5G00001-UP (MACHINE) POWERED BY C7 Engine
323D L Mobile Hydraulic Power Unit L5Z00001-UP (MACHINE) POWERED BY C6.4 Engine
329D L Mobile Hydraulic Power Unit J9D00001-UP (MACHINE) POWERED BY C7 Engine
329D L Mobile Hydraulic Power Unit J8D00001-UP (MACHINE) POWERED BY C7 Engine
324D L Excavator GPK00001-UP (MACHINE) POWERED BY C7 Engine
329D L Excavator TZL00001-UP (MACHINE) POWERED BY C7 Engine


Parts core Caterpillar catalog:

2674743 CORE AS-ENGINE OIL COOLER
120H, 120H ES, 120H NA, 120K, 120K 2, 12K, 12M, 135H, 135H NA, 140G, 140K, 140K 2, 140M, 160K, 30/30, 3116, 3126, 3126B, 3126E, 320 L, 320B, 322B L, 322B LN, 322C, 322C FM, 324D, 324D FM, 324D FM LL, ...
1252970 CORE AS-OIL COOLER
318C, 319C, 320B, 320C, 320C FM, 320C L, 320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 321C, 321D LCR, 323D L, 323D LN, 323D SA
2459207 CORE AS-RADIATOR
324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325D, 325D FM, 325D FM LL, 325D L, 325D MH, 329D, 329D L, M325D L MH, M325D MH
2459208 CORE AS-OIL COOLER
324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325D, 325D FM, 325D FM LL, 325D L, 325D MH, 329D, 329D L, 329D LN, M325D L MH, M325D MH
2653624 CORE AS-RADIATOR
320D, 320D FM, 320D FM RR, 320D L, 320D LN, 320D LRR, 320D RR, 323D L, 323D LN
2653625 CORE AS-OIL COOLER
320D, 320D FM, 320D FM RR, 320D GC, 320D L, 320D LN, 320D LRR, 320D RR, 321C, 321D LCR, 323D L, 323D LN, 323D SA
3535549 CORE AS-RADIATOR
324D, 324D FM, 324D L, 325D, 325D FM, 325D L, 326D L, 329D, 329D L
3535551 CORE AS-OIL COOLER
324D, 324D FM, 324D L, 325D, 325D FM, 325D L, 326D L, 329D, 329D L
3128338 CORE AS-OIL COOLER
320D, 320D FM, 320D GC, 320D L, 320D LRR, 320D RR, 320D2, 320D2 GC, 320D2 L, 321D LCR, 323D L, 323D LN, 323D SA, 323D2 L
3609273 CORE AS-RADIATOR
320D, 320D FM, 320D GC, 320D L, 320D LRR, 320D RR, 323D L, 323D LN, 323D SA
3128340 CORE AS-RADIATOR
320D, 320D L, 323D L, 323D LN, 323D SA
2459208 CORE AS-OIL COOLER
324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325D, 325D FM, 325D FM LL, 325D L, 325D MH, 329D, 329D L, 329D LN, M325D L MH, M325D MH
2459207 CORE AS-RADIATOR
324D, 324D FM, 324D FM LL, 324D L, 324D LN, 325D, 325D FM, 325D FM LL, 325D L, 325D MH, 329D, 329D L, M325D L MH, M325D MH
2054962 CORE AS
322C, 322C FM, 325C, 325C FM, M325C MH
2451846 CORE AS-AFTERCOOLER
322C, 322C FM, 325C, 325C FM
2054964 CORE AS-AFTERCOOLER
322C, 322C FM, 325C, 325C FM
2419553 CORE AS-RADIATOR
322C, 322C FM, 325C, 325C FM
1241607 CORE AS-OIL COOLER
322B L, 325B, 325B L
1099516 CORE AS-RADIATOR
322B L, 325B, 325B L
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