Shop By Product Matching "National"
Choose your Engine for your 1986 Oldsmobile Firenza
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- Auto Transmission Torque Conv. Seal
- with GMC THM125 Transmission
- National 4072N Auto Transmission Torque Conv. Seal
- Product Attributes:
- Inside Diameter:
- 1.787
- 45.390
- Shaft (Inch): 1.787
- Helix Type: Clockwise-spiral Lip Design
- Width (Inch): 0.335
- Unit of Dimension: Inch
- Housing Bore (Inch): 3.229
- Outside Diameter:
- 3.238
- 82.250
- Outside Diameter (Inch): 3.238
- Redicoat: Yes
- Shaft (MM): 45.390
- Part Description: Oil Seal
- Inside Diameter:
- National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
This Part Fits the Following OEM/Substitute Numbers:
08685515, 17849, 4072N, 8631950, 8637906, 8643792, 8664812, 8680541, 8685515, 9480705, B29046, N17849, XO-1, XO-4
Additional Fitment Information:
| Vehicle | Transmission | Trans. Speed |
|---|---|---|
| 1986 - Oldsmobile Firenza | Automatic | 3 |
- Auto Transmission Torque Conv. Seal
- with GMC THM125C Transmission
- National 4072N Auto Transmission Torque Conv. Seal
- Product Attributes:
- Inside Diameter:
- 1.787
- 45.390
- Shaft (Inch): 1.787
- Helix Type: Clockwise-spiral Lip Design
- Width (Inch): 0.335
- Unit of Dimension: Inch
- Housing Bore (Inch): 3.229
- Outside Diameter:
- 3.238
- 82.250
- Outside Diameter (Inch): 3.238
- Redicoat: Yes
- Shaft (MM): 45.390
- Part Description: Oil Seal
- Inside Diameter:
- National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
Additional Fitment Information:
| Vehicle | Transmission | Trans. Speed |
|---|---|---|
| 1986 - Oldsmobile Firenza | Automatic | 3 |
- Oil Seal
- with GMC GMX-4 Transmission
- National 3543 Oil Seal
- Product Attributes:
- Shaft (Inch): 1.378
- Sealing Material: Silicone
- Width (Inch): 0.425
- Overall Width with Side Lip (Inch): 0.577
- Redicoat: Yes
- Overall Width with Side Lip (MM): 14.656
- Flanged Outside Diameter (Inch): 2.441
- Flanged Outside Diameter (MM): 62.000
- Inside Diameter:
- 1.378
- 35.000
- Helix Type: Bi-directional Lip Design
- Unit of Dimension: Inch
- Housing Bore (Inch): 2.162
- Outside Diameter:
- 2.167
- 55.042
- Outside Diameter (Inch): 2.167
- Shaft (MM): 35.000
- Part Description: Oil Seal
- National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
-
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.
Additional Fitment Information:
| Vehicle | Transmission | Position | Trans. Speed |
|---|---|---|---|
| 1986 - Oldsmobile Firenza | Manual | Right | 4 |
- Oil Seal
- with GMC GMX-4 Transmission
- National 3543 Oil Seal
- Product Attributes:
- Shaft (Inch): 1.378
- Sealing Material: Silicone
- Width (Inch): 0.425
- Overall Width with Side Lip (Inch): 0.577
- Redicoat: Yes
- Overall Width with Side Lip (MM): 14.656
- Flanged Outside Diameter (Inch): 2.441
- Flanged Outside Diameter (MM): 62.000
- Inside Diameter:
- 1.378
- 35.000
- Helix Type: Bi-directional Lip Design
- Unit of Dimension: Inch
- Housing Bore (Inch): 2.162
- Outside Diameter:
- 2.167
- 55.042
- Outside Diameter (Inch): 2.167
- Shaft (MM): 35.000
- Part Description: Oil Seal
- National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
-
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.
Additional Fitment Information:
| Vehicle | Transmission | Position | Trans. Speed |
|---|---|---|---|
| 1986 - Oldsmobile Firenza | Manual | Left | 4 |
- Oil Seal
- with GMC THM125 Transmission
- National 3543 Oil Seal
- Product Attributes:
- Shaft (Inch): 1.378
- Sealing Material: Silicone
- Width (Inch): 0.425
- Overall Width with Side Lip (Inch): 0.577
- Redicoat: Yes
- Overall Width with Side Lip (MM): 14.656
- Flanged Outside Diameter (Inch): 2.441
- Flanged Outside Diameter (MM): 62.000
- Inside Diameter:
- 1.378
- 35.000
- Helix Type: Bi-directional Lip Design
- Unit of Dimension: Inch
- Housing Bore (Inch): 2.162
- Outside Diameter:
- 2.167
- 55.042
- Outside Diameter (Inch): 2.167
- Shaft (MM): 35.000
- Part Description: Oil Seal
- National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
-
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.
This Part Fits the Following OEM/Substitute Numbers:
01033292, 01033292B, 0374151, 03741512, 052-3557, 08666007, 08748046, 10117728, 12755013, 13668, 13750, 14079467, 24201871, 24202835, 24220622, 25187787, 26011597, 30571315...VIEW MORE
Additional Fitment Information:
| Vehicle | Transmission | Trans. Speed |
|---|---|---|
| 1986 - Oldsmobile Firenza | Automatic | 3 |
- Oil Seal
- with GMC THM125C Transmission
- National 3543 Oil Seal
- Product Attributes:
- Shaft (Inch): 1.378
- Sealing Material: Silicone
- Width (Inch): 0.425
- Overall Width with Side Lip (Inch): 0.577
- Redicoat: Yes
- Overall Width with Side Lip (MM): 14.656
- Flanged Outside Diameter (Inch): 2.441
- Flanged Outside Diameter (MM): 62.000
- Inside Diameter:
- 1.378
- 35.000
- Helix Type: Bi-directional Lip Design
- Unit of Dimension: Inch
- Housing Bore (Inch): 2.162
- Outside Diameter:
- 2.167
- 55.042
- Outside Diameter (Inch): 2.167
- Shaft (MM): 35.000
- Part Description: Oil Seal
- National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
-
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.
Additional Fitment Information:
| Vehicle | Transmission | Trans. Speed |
|---|---|---|
| 1986 - Oldsmobile Firenza | Automatic | 3 |
- Oil Seal
- with Isuzu MFD-5M Transmission
- National 3543 Oil Seal
- Product Attributes:
- Shaft (Inch): 1.378
- Sealing Material: Silicone
- Width (Inch): 0.425
- Overall Width with Side Lip (Inch): 0.577
- Redicoat: Yes
- Overall Width with Side Lip (MM): 14.656
- Flanged Outside Diameter (Inch): 2.441
- Flanged Outside Diameter (MM): 62.000
- Inside Diameter:
- 1.378
- 35.000
- Helix Type: Bi-directional Lip Design
- Unit of Dimension: Inch
- Housing Bore (Inch): 2.162
- Outside Diameter:
- 2.167
- 55.042
- Outside Diameter (Inch): 2.167
- Shaft (MM): 35.000
- Part Description: Oil Seal
- National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
-
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.
Additional Fitment Information:
| Vehicle | Transmission | Position | Trans. Speed |
|---|---|---|---|
| 1986 - Oldsmobile Firenza | Manual | Right | 5 |
- Oil Seal
- with Isuzu MFD-5M Transmission
- National 3543 Oil Seal
- Product Attributes:
- Shaft (Inch): 1.378
- Sealing Material: Silicone
- Width (Inch): 0.425
- Overall Width with Side Lip (Inch): 0.577
- Redicoat: Yes
- Overall Width with Side Lip (MM): 14.656
- Flanged Outside Diameter (Inch): 2.441
- Flanged Outside Diameter (MM): 62.000
- Inside Diameter:
- 1.378
- 35.000
- Helix Type: Bi-directional Lip Design
- Unit of Dimension: Inch
- Housing Bore (Inch): 2.162
- Outside Diameter:
- 2.167
- 55.042
- Outside Diameter (Inch): 2.167
- Shaft (MM): 35.000
- Part Description: Oil Seal
- National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
-
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.
Additional Fitment Information:
| Vehicle | Transmission | Position | Trans. Speed |
|---|---|---|---|
| 1986 - Oldsmobile Firenza | Manual | Left | 5 |
- Oil Seal
- National 8792S Oil Seal
- Product Attributes:
- Inside Diameter:
- 0.500
- 12.700
- Shaft (Inch): 0.500
- Sealing Material: Nitrile
- Width (Inch): 0.192
- Unit of Dimension: Inch
- Housing Bore (Inch): 0.751
- Outside Diameter:
- 0.756
- 19.200
- Outside Diameter (Inch): 0.756
- Shaft (MM): 12.700
- Part Description: Oil Seal
- Inside Diameter:
- National® has built a reputation as one of the most respected names in the industry. We have offered premium sealing solutions for more than 75 years. Our design team keeps pace with the industry and provides advanced solutions for today’s vehicles.
This Part Fits the Following OEM/Substitute Numbers:
011633, 12304285, 2398409, 24-10-1-218-852, 24-50-1-423-606, 24101218852, 293-65, 47399, 480050, 8623056, 8657163, 8792S, 96040528, A65502S, AH10888, B29915, B37248, N4912...VIEW MORE
Additional Fitment Information:
| Vehicle | Transmission | Trans. Speed |
|---|---|---|
| 1986 - Oldsmobile Firenza | Automatic | 3 |
- Taper Bearing Cone
- with GMC GMX-4 Axle
- National 15101 Taper Bearing Cone
- Product Attributes:
- Cone Bore (Inch): 1.0000
- Cone Radius (Inch): 0.0310
- Cone Radius (MM): 0.7870
- Cone Length (Inch): 0.8125
- Cone Bore (MM): 25.4000
- Cone Length (MM): 20.6380
- Part Description: Taper Bearing Cone
- Manufactured with premium-grade steel, National® taper bearing cones feature crowned raceways and rollers to ensure even load distribution.
-
Suggested Purchase Quantity: 2
- Most jobs typically require 2 of this item.
This Part Fits the Following OEM/Substitute Numbers:
0225608, 02256089, 11448, 140869, 14091909, 1510-1, 15101, 170392, 176595, 1790542, 1790544, 1790546, 212615M1, 213029, 223210, 223254, 225608, 25026W...VIEW MORE
Additional Fitment Information:
| Vehicle | Transmission | Position | Trans. Speed |
|---|---|---|---|
| 1986 - Oldsmobile Firenza | Manual | Right | 4 |
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