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MUFFLER 2666251 - Caterpillar


2666251 MUFFLER Caterpillar parts 318C, 319C, 320C, 320C FM, 320C L
Rating:
25
Alternative (cross code) number:
CA2666251
266-6251
2666251
Caterpillar 2666251 MUFFLER
Weight: 41 pounds 18 kg.
Information:
BODY DIAMETER/WIDTH  310  mm
BODY LENGTH  645  mm
INLET ID  69.2  mm
OUTLET OD  94  mm
OVAL HEIGHT  0  mm
OVERALL LENGTH  645  mm
PROTECTIVE SHIELD 
WITH EJECTOR 
WITH MOUNTING BRACKET 
WITH OUTER WRAP 

Buy MUFFLER 2666251 Caterpillar genuine, new aftermarket tractor parts with delivery
EXCAVATOR,

Compare Prices: .

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$608.99

19 Nov 2025

RU: Aikeny
#US Replace Parts 2666251 Muffler for Caterpillar for CAT Excavator 318C 319C 320C 320L (AikePart1025-3488)
Generic NOTE: It's a replacement parts, but it's not genujne || Model number is just for reference, Product will not work for every model. || Due to storage, there may be some minor scratches. || Part Number: for 2666251 266-6251 2666251-A || Model: for 318C 319C 320C 320L
$200.01

18 Nov 2025
2.0[0.90] pounds
CN: NEW POWER FOR A
NUEPWRFA 266-6250 2666250 266-6251 2666251 266-6252 2666252 Muffler Compatible for Caterpillar E320C E318C E319C E321C 320CL
NUEPWRFA Part number: 266-6250 2666250 266-6251 2666251 266-6252 2666252 || Compatible for Caterpillar E320C E318C E319C E321C 320CL || New aftermarket parts, the picture is just for reference. Manufactured to OEM standards and rigorously tested at the factory.
$1,080.00

12 Nov 2025

CN: Lvchun Beiwu Tr
266-6251 2666251 Muffler Fits E320C E318C E319C 321C 320Cl 3066
ZROPPFQSQ Excavators || 266-6251 2666251 Muffler Fits E320C E318C E319C 321C 320Cl 3066
Number on catalog scheme: 1
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Compatible equipment models: 2666251:

EXCAVATOR  318C   319C   320C   320C FM   320C L   Caterpillar

Information:

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 185-3630 Strap Wrench As 1 Start By:
Remove the engine oil cooler. Refer to Disassembly and Assembly, "Engine Oil Cooler - Remove".
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01010791
Use Tooling (A) in order to remove oil filter (5).
Disconnect hose assemblies (1).
Remove bolts (2).
Remove bolts (4).
Remove bolts (3).
Remove oil filter base (6).

Caterpillar parts catalog:

Caterpillar parts catalog
320C S Hydraulic Excavator EGL00001-UP (MACHINE) POWERED BY 3066 Engine
318C L & 318C LN Excavators GPA00001-UP (MACHINE) POWERED BY 3066 Engine
318C Excavators BTG00001-UP (MACHINE) POWERED BY 3066 Engine
320C & 320C L Excavators MAB00001-UP (MACHINE) POWERED BY 3066 Engine
320C, 320C L, 320C LN Excavators DBG00001-UP (MACHINE) POWERED BY 3066 Engine
320C Hydraulic Material Handler EGA00001-UP (MACHINE) POWERED BY 3066 Engine
320C Forest Machines SAH00001-UP (MACHINE) POWERED BY 3066 Engine
320C & 320C L Excavators RAW00001-UP (MACHINE) POWERED BY 3066 Engine
319C LN Hydraulic Excavator KGL00001-UP (MACHINE) POWERED BY 3066 Engine
320C LN Excavator AXK00001-UP (MACHINE) POWERED BY 3066 Engine
320C & 320C L Excavators GNG00001-UP (MACHINE) POWERED BY 3066 Engine
320C S Hydraulic Excavator BMZ00001-UP (MACHINE) POWERED BY 3066 Engine
320C L Excavator EAG00001-UP (MACHINE) POWERED BY 3066 Engine


Parts muffler Caterpillar catalog:

3244172 MUFFLER GP
320C, 320D, 323D L, 323D LN
2128553 MUFFLER GP
318C, 319C, 320C, 320C FM, 320C L
3244157 MUFFLER
320C, 320D, 323D L, 323D LN
2128491 MUFFLER
311C, 311D LRR, 312C, 312C L, 312D, 312D L, 313D, 314D CR, 314D LCR
1977911 MUFFLER
M315C, M316C, M318C, M318C MH, M322C
2128507 MUFFLER
311C, 312C L
2724802 MUFFLER
312C, 312D, 312D L
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