Shop By Product Matching "National"

Choose your Engine for your 1981 Buick Regal


Showing 1 - 10 of 16 products
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National Bearing
  • Axle Repair Bearing
  • Axle Repair Bearing
  • National RP-5707 Axle Repair Bearing
  • Product Attributes:
    • Width (Inch): 1.457
    • Bore (Inch): 1.399
    • Outside Diameter (Inch): 2.2948
    • Part Description: Axle Repair Bearing
  • Designed to be used on worn axle shafts, National® axle repair bearings are manufactured with premium materials for durability and long-lasting performance.
  • Suggested Purchase Quantity: 2
    • Most jobs typically require 2 of this item.

This Part Fits the Following OEM/Substitute Numbers:
1563, B350, BRK1563, BS226373, R1563, RP1563, RP5707, TRP1563TAV

Additional Fitment Information:
Vehicle Position
1981 - Buick Regal Rear

National Bearing
  • Crankshaft Seal
  • with 0.375 (in) Width 2.522 (in) Outside Diameter
  • National 332062 Crankshaft Seal
  • Product Attributes:
    • Inside Diameter:
      • 1.869
      • 47.470
    • Shaft (Inch): 1.869
    • Helix Type: Clockwise-spiral Lip Design
    • Width (Inch): 0.375
    • Unit of Dimension: Inch
    • Housing Bore (Inch): 2.518
    • Outside Diameter (Inch): 2.522
    • Shaft (MM): 47.470
    • 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.

This Part Fits the Following OEM/Substitute Numbers:
18492, 233156X06, 29532, 332062, 47378S, 47382, 480184, 487908, 544452, 62182, 63503S, 63GP-8S, 84715, 9787344, A45363S, ES 39499-1, N18490, N18492...VIEW MORE

Additional Fitment Information:
Vehicle Block CC Position Engine CID
1981 - Buick Regal V - Front 8 Cyl 4.3L 265

National Bearing
  • Wheel Seal
  • National 8871 Wheel Seal
  • Product Attributes:
    • Flanged Outside Diameter (MM): 70.104
    • Inside Diameter:
      • 2.000
      • 50.800
    • Shaft (Inch): 2.000
    • Width (Inch): 0.220
    • Unit of Dimension: Inch
    • Housing Bore (Inch): 2.562
    • Outside Diameter (Inch): 2.566
    • Shaft (MM): 50.800
    • Part Description: Oil Seal
    • Flanged Outside Diameter (Inch): 2.760
  • 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:
14003414, 19753, 19984, 2620390, 29080, 417.62000, 47477, 47477BV, 52-21-0372, 67101S, 703752, 8871, A67101S, GS1008, N19753, T3953, X1607024

Additional Fitment Information:
Vehicle Position
1981 - Buick Regal Front Inner

National Bearing
  • Oil Seal
  • National 9613S Oil Seal
  • Product Attributes:
    • Shaft (Inch): 1.500
    • Sealing Material: Nitrile
    • Width (Inch): 0.470
    • Flanged Outside Diameter (Inch): 2.550
    • Inside Diameter:
      • 1.500
      • 38.100
    • Flanged Outside Diameter (MM): 64.770
    • Helix Type: Counter-clockwise-spiral Lip Design
    • Unit of Dimension: Inch
    • Housing Bore (Inch): 2.377
    • Outside Diameter (Inch): 2.381
    • Shaft (MM): 38.100
    • 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.

This Part Fits the Following OEM/Substitute Numbers:
12303046, 1243400, 1243401, 1243402, 1353997, 1358899, 1386231, 14053338, 15041, 15527577, 1553102, 15546800, 15581911, 224A132X12, 2601099, 293-72, 29342, 305925...VIEW MORE

Additional Fitment Information:
Vehicle Transmission Trans. Speed Transmission Manuf. Code
1981 - Buick Regal Automatic 3 THM250C/M31

National Bearing
  • Taper Bearing Cup
  • with 7.5 (in) Ring Gear with GMC Axle
  • National LM501314 Taper Bearing Cup
  • Product Attributes:
    • Cup Length (Inch): 0.6537
    • Cup Bore (Inch): 2.8910
    • Cup Radius (MM): 0.7620
    • Cup Radius (Inch): 0.0300
    • Cup Bore (MM): 73.4310
    • Part Description: Taper Bearing Cup
  • Manufactured with premium-grade steel, National® taper bearing cups feature crowned raceways 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:
05066048AA, 09420095, 150269XZ, 181306, 181662, 181662-8, 183842, 183842-4, 20997053, 26051816, 291407625, 291407625A, 310447, 3171166, 320897C1, 320898C91, 5066048AA, 550734...VIEW MORE

Additional Fitment Information:
Vehicle Position
1981 - Buick Regal Rear

National Bearing
  • Oil Seal
  • National 6712NA Oil Seal
  • Product Attributes:
    • Shaft (Inch): 1.875
    • Sealing Material: Polyacrylate
    • Width (Inch): 0.425
    • Flanged Outside Diameter (Inch): 3.045
    • Inside Diameter:
      • 1.875
      • 47.630
    • Flanged Outside Diameter (MM): 77.343
    • Helix Type: Clockwise-spiral Lip Design
    • Unit of Dimension: Inch
    • Housing Bore (Inch): 2.758
    • Outside Diameter (Inch): 2.762
    • Shaft (MM): 47.630
    • 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.

This Part Fits the Following OEM/Substitute Numbers:
011513, 12304521, 1243396, 1243397, 1359176, 1373030, 1384746, 15-30102, 18692, 2264.06, 22823-61A01, 23015975, 248A15607C, 293-33, 3702068, 372068, 3737894, 3746601...VIEW MORE

Additional Fitment Information:
Vehicle Transmission Position Trans. Speed Transmission Manuf. Code
1981 - Buick Regal Automatic Front 3 THM250C/M31

National Bearing
  • 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 (Inch): 0.756
    • Shaft (MM): 12.700
    • 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.

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 Transmission Manuf. Code
1981 - Buick Regal Automatic 3 THM350C

National Bearing
  • Differential Pinion Seal
  • with 7.5 (in) Ring Gear with GMC Axle
  • National 8610 Differential Pinion Seal
  • Product Attributes:
    • Flanged Outside Diameter (MM): 75.184
    • Inside Diameter:
      • 1.521
      • 38.630
    • Shaft (Inch): 1.521
    • Helix Type: Clockwise-spiral Lip Design
    • Width (Inch): 0.424
    • Unit of Dimension: Inch
    • Housing Bore (Inch): 2.656
    • Outside Diameter (Inch): 2.660
    • Shaft (MM): 38.630
    • Part Description: Oil Seal
    • Flanged Outside Diameter (Inch): 2.960
  • 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:
09070, 12304512, 15315, 242133X09.5C, 242134X08, 2453134, 26026792, 292-45, 3790622, 3832368, 3921072, 46370, 47550, 47958, 552571, 552572, 552573, 62401...VIEW MORE

Additional Fitment Information:
Vehicle Position
1981 - Buick Regal Rear Outer

National Bearing
  • Taper Bearing Cone
  • with 7.5 (in) Ring Gear with GMC Axle
  • National M86649 Taper Bearing Cone
  • Product Attributes:
    • Cone Bore (Inch): 1.1875
    • Cone Radius (Inch): 0.0620
    • Cone Radius (MM): 1.5750
    • Cone Length (Inch): 0.8438
    • Cone Bore (MM): 30.1630
    • Cone Length (MM): 21.4330
    • 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:
003519253, 003519253C, 02070316, 107510, 11527877, 11553181, 1160007, 141295, 144812, 156195, 183511, 1L24-1201BA, 1L2Z-1201BA, 2070067, 2070076, 2070316, 3156063, 400983R91...VIEW MORE

Additional Fitment Information:
Vehicle Position
1981 - Buick Regal Rear Outer

National Bearing
  • Crankshaft Seal
  • with 0.375 (in) Width 2.416 (in) Outside Diameter
  • National 9845 Crankshaft Seal
  • Product Attributes:
    • Inside Diameter:
      • 1.763
      • 44.780
    • Shaft (Inch): 1.763
    • Helix Type: Clockwise-spiral Lip Design
    • Width (Inch): 0.375
    • Unit of Dimension: Inch
    • Housing Bore (Inch): 2.409
    • Outside Diameter (Inch): 2.416
    • Shaft (MM): 44.780
    • 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.

This Part Fits the Following OEM/Substitute Numbers:
07042962, 09110, 10036286, 10111769, 10243247, 10243965, 12043247, 12303604, 14033199, 14076303, 15-00106, 15527588, 17280, 17286, 17775, 211-6232, 295-24, 296-04...VIEW MORE

Additional Fitment Information:
Vehicle Block CC Position Engine CID
1981 - Buick Regal V - Front 8 Cyl 4.4L 267
Showing 1 - 10 of 16 products

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