Oil Seal 66.55mm ID x 92.18mm OD x 11.68mm Thk — fits 29 New Holland models — 225820A1

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Oil Seal 66.55mm ID x 92.18mm OD x 11.68mm Thk — fits 29 New Holland models — 225820A1

Part #225820A1 No reviews yet — be the first Find it in 29 parts diagrams

Fits: New Holland T8.275, New Holland T8.410, New Holland T8.415, New Holland T8.300, New Holland T8.435 + 24 more

About this item

Genuine New Holland OEM part — direct factory replacement
Key dimensions: 66.55 mm ID × 92.18 mm OD × 11.68 mm thick
Fits: New Holland T8.275, New Holland T8.410, New Holland T8.415, New Holland T8.300, New Holland T8.435 + 24 more
Keeps fluid in and contaminants out

66.55 mm ID
92.18 mm OD
11.68 mm thick
New Holland
225820A1
all 11 specs

$94.30/ each · USD

In Stock

usually ships same day

Qty

Ships from Clinton Tractor, Clinton NY

OEM parts

30-day returns · see policy

Sold & shipped by Clinton Tractor & Implement Co.

Authorized New Holland dealer · since 1953

$94.30/ each · USD

In Stock

usually ships same day

Qty

Ships from Clinton Tractor, Clinton NY

OEM parts

30-day returns · see policy

Sold & shipped by Clinton Tractor & Implement Co.

Authorized New Holland dealer · since 1953

Overview

Product description

66.55 mm ID × 92.18 mm OD × 11.68 mm thick oil seal for New Holland equipment — keeps fluid in and contaminants out. Cross-references to 29 New Holland models including the T8.320.

Specifications

Technical specifications

11 attributes

Part type: Oil Seal
Inner diameter: 66.55 mm
Outer diameter: 92.18 mm
Thickness: 11.68 mm
Fits: 29 New Holland models
Brand: New Holland
Part number (MPN): 225820A1
SKU: CT-NHL-225820A1
Category: SEALS
Part Number: 225820A1
Division: AG

Fit & diagrams

Compatibility

Will it fit your machine?

Type your model to confirm it fits — or browse the full compatibility list below.

Equipment models this part fits
Model	Series
T8320	T8.XXX TRACTORS
T8320	T8.XXX TRACTORS
T8320	T8.XXX TRACTORS
T8320	T8.XXX TRACTORS
T8325	T8.XXX TRACTORS
T8325	T8.XXX TRACTORS
T8350	T8.XXX TRACTORS
T8350	T8.XXX TRACTORS
T8350	T8.XXX TRACTORS
T8350	T8.XXX TRACTORS
T8350	T8.XXX TRACTORS
T8350	T8.XXX TRACTORS
T8355	T8.XXX TRACTORS
T8355	T8.XXX TRACTORS
T8380	T8.XXX TRACTORS
T8380	T8.XXX TRACTORS
T8380	T8.XXX TRACTORS
T8380	T8.XXX TRACTORS
T8380	T8.XXX TRACTORS
T8380	T8.XXX TRACTORS
T8385	T8.XXX TRACTORS
T8385	T8.XXX TRACTORS
T8410	T8.XXX TRACTORS
T8410	T8.XXX TRACTORS
T8410	T8.XXX TRACTORS
T8410	T8.XXX TRACTORS
T8410	T8.XXX TRACTORS
T8410	T8.XXX TRACTORS
T8415	T8.XXX TRACTORS
T8415	T8.XXX TRACTORS
T8415	T8.XXX TRACTORS
T8415	T8.XXX TRACTORS
T8415	T8.XXX TRACTORS
T8435	T8.XXX TRACTORS
T8435	T8.XXX TRACTORS
T8435	T8.XXX TRACTORS
T8440	T8.XXX TRACTORS
T8440	T8.XXX TRACTORS
T8440	T8.XXX TRACTORS
T8440	T8.XXX TRACTORS
T8440	T8.XXX TRACTORS
T8275	T8.XXX TRACTORS
T8300	T8.XXX TRACTORS
T8320	T8.XXX TRACTORS
T8330	T8.XXX TRACTORS
T8350	T8.XXX TRACTORS
T8360	T8.XXX TRACTORS
T8380	T8.XXX TRACTORS
T8380	T8.XXX TRACTORS
T8390	T8.XXX TRACTORS
T8410	T8.XXX TRACTORS
T8410	T8.XXX TRACTORS
T8420	T8.XXX TRACTORS
T8435	T8.XXX TRACTORS
T8435	T8.XXX TRACTORS
T8380	T8.XXX TRACTORS
T8415	T8.XXX TRACTORS
T8415	T8.XXX TRACTORS
T8415	T8.XXX TRACTORS
T8415	T8.XXX TRACTORS

Showing the first 10 of 60 compatible models — type your model above to jump straight to it.

Not sure it fits? Search by serial number for an exact, machine-specific match.

Parts diagrams

Find it in the exploded diagram

Every diagram this part appears in — jump straight to its callout, or browse the whole assembly. Each diagram opens with every part numbered, and each callout links back to its own part page.

New HollandSystemAssemblyThis part

Parts diagrams this part appears in
Assembly	Machine	Callout	Parts	View
Power Take Off Assembly	New Holland TG210 · Power Train	#30	28	View
Drive Shaft, Internal, Mfd	New Holland T8.320 · Transmission	#18	24	View
Var - 420604	New Holland T8.380 · Implement Power Take Off	#13	21	View
Var - 420604 - PTO Output Shaft, Single Speed, HD Clutch	New Holland T8.320 · Implement Power Take Off	#13	0	View
Output Shaft, PTO	New Holland T8.320 · Implement Power Take Off	#13	17	View
Var - 420604 - PTO Output Shaft, Single Speed, Standard Clutch	New Holland T8.320 · Implement Power Take Off	#11	0	View
Output Shaft, 4WD Front Axle, Cvt, Cl 5, Transmission Asn Ajb0603512	New Holland T8.275 · Four Wheel Drive System	#9	0	View
Drive Shaft, Internal, Mfd	New Holland T8.320 · Transmission	#9	15	View
Var - 420604 With 420216, 420218, 420219, Or 429284 - PTO Output Shaft, Single Speed With Standard Clutch	New Holland T8.275 · Implement Power Take Off	#11	0	View
Var - 420604 With 429357 Or 429358 - PTO Output Shaft, Single Speed With HD Clutch	New Holland T8.275 · Implement Power Take Off	#13	0	View
Power Take Off Assembly	New Holland T8010 · Power Train	#30	16	View
Output Shaft, PTO	New Holland T8.320 · Implement Power Take Off	#11	16	View
Power Take Off Assembly	New Holland TG210 · Power Train	#30	16	View
Output Shaft, PTO	New Holland T8.320 · Implement Power Take Off	#13	17	View
PTO, Single Speed, 21X5 Transmission	New Holland T8.415 · Implement Power Take Off	#3	19	View
Output Shaft, PTO	New Holland T8.325 · Implement Power Take Off	#13	19	View
Output Shaft, PTO	New Holland T8.325 · Implement Power Take Off	#11	18	View
Drive Shaft, Front Axle, Cvt, 6C	New Holland T8.325 · Four Wheel Drive System	#9	0	View
Drive Shaft, Front Axle, Cvt, 5C	New Holland T8.325 · Four Wheel Drive System	#9	0	View
Output Shaft, Front Axle, Class 5	New Holland T8.325 · Transmission	#18	0	View
Output Shaft, PTO, Single Speed	New Holland T8.320 · Implement Power Take Off	#3	19	View
Drive Shaft, Internal, Mfd	New Holland T8.320 · Transmission	#18	24	View
Drive Shaft, Internal, Cvt, Mfd	New Holland T8.320 · Four Wheel Drive System	#9	0	View
Drive Shaft, Internal, Cvt, Mfd	New Holland T8.320 · Four Wheel Drive System	#9	0	View
Output Shaft, PTO	New Holland T8.320 · Implement Power Take Off	#11	16	View
Drive Shaft, Internal, Mfd	New Holland T8.320 · Transmission	#9	15	View
Drive Shaft, Internal, Cvt, Mfd	New Holland T8.380 · Four Wheel Drive System	#9	15	View
Output Shaft, Front Axle, Class 5	New Holland T8.320 · Transmission	#18	24	View
Drive Shaft, Internal, Cvt, Mfd Output, Cl 4.75	New Holland T8.275 · Four Wheel Drive System	#10	0	View

Machine specifications

Specs for the machines this part fits

Verified equipment data for the models in the compatibility list — match yours before ordering.

3 machines

Specifications for the machines this part fits
Specification	New Holland T8.3202015 - 2025	New Holland T8.3502015 - 2025	New Holland T8.3802015 - 2025
Engine	FPT 8.7L 6-cyl diesel	FPT 8.7L 6-cyl diesel	FPT 8.7L 6-cyl diesel
Transmission	18-speed full power shift	18-speed full power shift	18-speed full power shift
Drive	2WD/4WD	2WD/4WD	2WD/4WD
Weight	22,200 lbs	22,377 lbs	22,487 lbs
Rear PTO	independent	independent	independent
3-pt hitch	III/IIIN · 12,900 lbs lift	III/IIIN · 12,900 lbs lift	III/IIIN · 15,900 lbs lift
Fuel capacity	179 gal	179 gal	179 gal
Rear tires	480/80R50	480/80R50	480/80R50

Service & support

Watch

Video guides

Install, fitment & service walkthroughs for this part.

5 videos

Questions

Frequently asked questions

Quick answers to what operators ask most before they order this part.

What equipment does New Holland part 225820A1 fit?
It fits 29 New Holland models, including the T8.320, T8.325, T8.350 and 26 more.
What are the dimensions of New Holland oil seal 225820A1?
This oil seal measures 66.55 mm ID × 92.18 mm OD × 11.68 mm thick.
Is New Holland part 225820A1 a genuine OEM oil seal?
Yes — 225820A1 is a genuine New Holland OEM oil seal, supplied new by Clinton Tractor.

Buyers & extras

Reviews

Ratings & reviews

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Part guide

New Holland 225820A1 oil seal — buyer's guide

~1 min read

New Holland 225820A1 is the oil seal Clinton Tractor supplies for this application. It is listed as fitting 29 New Holland models.

What 225820A1 fits

Fits: New Holland T8.275, New Holland T8.410, New Holland T8.415, New Holland T8.300, New Holland T8.435 + 24 more. Commonly ordered for the T8.320, T8.325, T8.350. If your machine isn't listed, check the serial number before ordering.

Specifications at a glance

This oil seal measures 66.55 mm ID × 92.18 mm OD × 11.68 mm thick. The full attribute list is in the Specifications section above.

Oil Seal 66.55mm ID x 92.18mm OD x 11.68mm Thk — fits 29 New Holland models — 225820A1225820A1 · $94.30

In Stock

$94.30In Stock