Caterpillar 966 Heavy Equipment Parts For Sale

2014 Caterpillar 966M Hydraulic Valve

$1,550 USD

(USED) CAT 966M Type: ACCUMULATOR CHARGE VALVE Ref# 373-1565

Condition	Used
Fits To Make(s)	Caterpillar
Fits To Model(s)	966M
Part Number	373-1565
Stock Number	25981676
MLS Number	14321063
Category	Hydraulic Valves (Equipment)
Last Updated	4/20/2026
Location	Kansas City, MO, US
Sold By	Vander Haag's Inc.

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Caterpillar 966C Differential

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Caterpillar 966C Front Differential

Condition	Used
MLS Number	11666869
Category	Differentials (Equipment)
Last Updated	5/4/2026
Location	100 Mile House, BC, Canada
Sold By	Wyatt's Used Equipment Sales

1972 Caterpillar 966C Rear Axle Assembly

$2,500 USD

(USED) CAT 966C Model#: - Part #: - Ratio: - Location: FRONT Ref# 8K-6510 FRONT AXLE ONLY, HUB TO HUB

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	966C
Part Number	8K-6510
Stock Number	25357920
MLS Number	11805400
Category	Axle Assemblies, Rear (Equipment)
Last Updated	8/22/2025
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

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Caterpillar 966C 6K5434 Counterweight

$183.51 USD

Caterpillar 966C 6K5434 Counterweight $250 Each

Quantity	2
Condition	Used
Part Number	6K5434
MLS Number	12640556
Category	Counterweights
Last Updated	5/4/2026
Location	100 Mile House, BC, Canada
Sold By	Wyatt's Used Equipment Sales

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Caterpillar 966C Boom

$1,321.29 USD

Caterpillar 966C Boom Part Number 7K9789 $1,800

Condition	Used
Part Number	7K9789
MLS Number	12350869
Category	Loader Lift Arms
Last Updated	5/4/2026
Location	100 Mile House, BC, Canada
Sold By	Wyatt's Used Equipment Sales

Caterpillar 966D Oil Cooler ( 6N6060 )

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Caterpillar, 966D, Hydraulic Oil Cooler (OC7N4382, 7N4382, 6N6060 )

Condition	New
Fits To Make(s)	Caterpillar
Fits To Model(s)	966D
Part Number	6N6060
Stock Number	850603
MLS Number	11303036
Category	Engine Oil Coolers
Last Updated	10/3/2024
Location	Sweet Home, OR, US
Sold By	Radiator Supply House

Caterpillar 966D Oil Cooler ( 7N4382)

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Caterpillar, 966D, Hydraulic Oil Cooler (OC7N4382, 7N4382, 6N6060 )

Condition	New
Fits To Make(s)	Caterpillar
Fits To Model(s)	966D
Part Number	7N4382
Stock Number	850603
MLS Number	10563246
Category	Engine Oil Coolers
Last Updated	10/3/2024
Location	Sweet Home, OR, US
Sold By	Radiator Supply House

Caterpillar 966 Oil Cooler ( 6N-4271)

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Caterpillar, 966, 966C Loader, Hydraulic Oil Cooler, (OC1P5489, 1P5489, 1P5489, 1W0219, 1W0219, 8N4349, 8N4349, 1P4408, 1P4408, 4N5908, 4N5908, 6A6619, 6A6619, 6N4272, 6N4272, 1V9065, 1V9065...

Condition	New
Fits To Make(s)	Caterpillar
Fits To Model(s)	966
Part Number	6N-4271
Stock Number	850543
MLS Number	11302964
Category	Engine Oil Coolers
Last Updated	10/3/2024
Location	Sweet Home, OR, US
Sold By	Radiator Supply House

Caterpillar 966 Oil Cooler ( 1V-9065)

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Caterpillar, 966, 966C Loader, Hydraulic Oil Cooler, (OC1P5489, 1P5489, 1P5489, 1W0219, 1W0219, 8N4349, 8N4349, 1P4408, 1P4408, 4N5908, 4N5908, 6A6619, 6A6619, 6N4272, 6N4272, 1V9065, 1V9065...

Condition	New
Fits To Make(s)	Caterpillar
Fits To Model(s)	966
Part Number	1V-9065
Stock Number	850543
MLS Number	11302960
Category	Engine Oil Coolers
Last Updated	10/3/2024
Location	Sweet Home, OR, US
Sold By	Radiator Supply House

Caterpillar 966 Oil Cooler ( 6A-6619)

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Caterpillar, 966, 966C Loader, Hydraulic Oil Cooler, (OC1P5489, 1P5489, 1P5489, 1W0219, 1W0219, 8N4349, 8N4349, 1P4408, 1P4408, 4N5908, 4N5908, 6A6619, 6A6619, 6N4272, 6N4272, 1V9065, 1V9065...

Condition	New
Fits To Make(s)	Caterpillar
Fits To Model(s)	966
Part Number	6A-6619
Stock Number	850543
MLS Number	11302963
Category	Engine Oil Coolers
Last Updated	10/3/2024
Location	Sweet Home, OR, US
Sold By	Radiator Supply House

Caterpillar 966 Oil Cooler ( 6N-4272)

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Caterpillar, 966, 966C Loader, Hydraulic Oil Cooler, (OC1P5489, 1P5489, 1P5489, 1W0219, 1W0219, 8N4349, 8N4349, 1P4408, 1P4408, 4N5908, 4N5908, 6A6619, 6A6619, 6N4272, 6N4272, 1V9065, 1V9065...

Condition	New
Fits To Make(s)	Caterpillar
Fits To Model(s)	966
Part Number	6N-4272
Stock Number	850543
MLS Number	11302965
Category	Engine Oil Coolers
Last Updated	10/3/2024
Location	Sweet Home, OR, US
Sold By	Radiator Supply House

Caterpillar 966 Oil Cooler ( 4N-5908)

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Caterpillar, 966, 966C Loader, Hydraulic Oil Cooler, (OC1P5489, 1P5489, 1P5489, 1W0219, 1W0219, 8N4349, 8N4349, 1P4408, 1P4408, 4N5908, 4N5908, 6A6619, 6A6619, 6N4272, 6N4272, 1V9065, 1V9065...

Condition	New
Fits To Make(s)	Caterpillar
Fits To Model(s)	966
Part Number	4N-5908
Stock Number	850543
MLS Number	11302962
Category	Engine Oil Coolers
Last Updated	10/3/2024
Location	Sweet Home, OR, US
Sold By	Radiator Supply House

Caterpillar 966 Oil Cooler ( 1P-4408)

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Caterpillar, 966, 966C Loader, Hydraulic Oil Cooler, (OC1P5489, 1P5489, 1P5489, 1W0219, 1W0219, 8N4349, 8N4349, 1P4408, 1P4408, 4N5908, 4N5908, 6A6619, 6A6619, 6N4272, 6N4272, 1V9065, 1V9065...

Condition	New
Fits To Make(s)	Caterpillar
Fits To Model(s)	966
Part Number	1P-4408
Stock Number	850543
MLS Number	11302959
Category	Engine Oil Coolers
Last Updated	10/3/2024
Location	Sweet Home, OR, US
Sold By	Radiator Supply House

Caterpillar 966 Oil Cooler ( 1W-0219)

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Caterpillar, 966, 966C Loader, Hydraulic Oil Cooler, (OC1P5489, 1P5489, 1P5489, 1W0219, 1W0219, 8N4349, 8N4349, 1P4408, 1P4408, 4N5908, 4N5908, 6A6619, 6A6619, 6N4272, 6N4272, 1V9065, 1V9065...

Condition	New
Fits To Make(s)	Caterpillar
Fits To Model(s)	966
Part Number	1W-0219
Stock Number	850543
MLS Number	11302961
Category	Engine Oil Coolers
Last Updated	10/3/2024
Location	Sweet Home, OR, US
Sold By	Radiator Supply House

Caterpillar 966 Oil Cooler ( 1P-5489)

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Caterpillar, 966, 966C Loader, Hydraulic Oil Cooler, (OC1P5489, 1P5489, 1P5489, 1W0219, 1W0219, 8N4349, 8N4349, 1P4408, 1P4408, 4N5908, 4N5908, 6A6619, 6A6619, 6N4272, 6N4272, 1V9065, 1V9065...

Condition	New
Fits To Make(s)	Caterpillar
Fits To Model(s)	966
Part Number	1P-5489
Stock Number	850543
MLS Number	9396928
Category	Engine Oil Coolers
Last Updated	10/3/2024
Location	Sweet Home, OR, US
Sold By	Radiator Supply House

1972 (Used) CAT 966C Type: Manual (Uses Linkages) Part #: - Pair Of Control Joysticks

$220 USD

(USED) CAT 966C Type: Manual (uses linkages) Part #: - PAIR OF CONTROL JOYSTICKS

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	966C
Stock Number	25357893
MLS Number	11805374
Category	Joysticks & Controls
Last Updated	9/28/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

1972 Caterpillar 966C Hydraulic Cylinder

$400 USD

(USED) CAT 966C Type: STEER Pin to Pin : 36 Rod : 2 Barrel : 4.5 STEER CYLINDER ONLY, END OF ROD HAS BEEN WELDED

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	966C
Stock Number	25357883
MLS Number	11805364
Category	Hydraulic Cylinders
Last Updated	8/31/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

1972 Caterpillar 966C Hydraulic Valve

$500 USD

(USED) CAT 966C Type: MANIFOLD FLOW CONTROL VALVE

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	966C
Stock Number	25375539
MLS Number	11864142
Category	Hydraulic Valves (Equipment)
Last Updated	8/29/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

1972 Caterpillar 966C Counterweight

$500 USD

(USED) CAT 966C Type: COUNTERWEIGHT SIDE COUNTERWEIGHT ONLY

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	966C
Stock Number	25357924
MLS Number	11805405
Category	Counterweights
Last Updated	8/29/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

1972 Caterpillar 966C Counterweight

$650 USD

(USED) CAT 966C Type: COUNTERWEIGHT REAR COUNTERWEIGHT, CRACKED IN THE MIDDLE BUT STILL USEABLE

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	966C
Stock Number	25357923
MLS Number	11805403
Category	Counterweights
Last Updated	8/29/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

1972 Caterpillar 966C Counterweight

$500 USD

(USED) CAT 966C Type: COUNTERWEIGHT SIDE COUNTERWEIGHT ONLY

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	966C
Stock Number	25357922
MLS Number	11805402
Category	Counterweights
Last Updated	8/29/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

1972 Caterpillar 966C Rear Axle Assembly

$3,630 USD

(USED) CAT 966C Model#: - Part #: - Ratio: - Location: REAR REAR AXLE ONLY, HUB TO HUB

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	966C
Stock Number	25357921
MLS Number	11805401
Category	Axle Assemblies, Rear (Equipment)
Last Updated	8/29/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

1972 Caterpillar 966C Hydraulic Cylinder

$650 USD

(USED) CAT 966C Type: BUCKET/TILT Pin to Pin : 44 Rod : 2.5 Barrel : 6.75 TILT CYLINDER ONLY, END OF ROD HAS BEEN WELDED

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	966C
Stock Number	25357878
MLS Number	11805359
Category	Hydraulic Cylinders
Last Updated	8/29/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.

1972 Caterpillar 966C Loader Lift Arm

$2,500 USD

(USED) CAT 966C Ref# 5K-5325 LIFT ARM ONLY, CYLINDERS AND LINKAGES SOLD SEPARATELY

Condition	Used
Fits To Make(s)	CAT
Fits To Model(s)	966C
Part Number	5K-5325
Stock Number	25357868
MLS Number	11805348
Category	Loader Lift Arms
Last Updated	8/29/2024
Location	Spencer, IA, US
Sold By	Vander Haag's Inc.