1989 Buick Century Differentials
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Auburn Gear®Grip-N-Loc™ Rear DifferentialBuick Century with GM 7.5" Series Axle / with GM 8.0" Series Axle 1989, Grip-N-Loc™ Rear Differential by Auburn Gear®. Auburn Gear’s most advanced limited slip differential, the Grip-N-Loc™, builds upon exclusive technologies...Upgrades vehicles for safe transfer of increased power/torque across the axleCase material is up to 50% stronger than OE cases$607.83 - $621.25 - ACDelco®Genuine GM Parts™ Differential SealBuick Century 1989, Genuine GM Parts™ Multi Purpose Seal by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$14.50
- ACDelco®GM Original Equipment™ Differential Carrier Internal Gear Thrust BearingBuick Century 1989, GM Original Equipment™ Differential Carrier Internal Gear Thrust Bearing by ACDelco®. Don’t be “indifferent” toward your differential. It plays a vital role in moving your vehicle and ensuring a smooth ride....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$8.25
- Timken®Differential SealBuick Century 1989, Differential Seal by Timken®. Timken offers the right seal to keep your vehicle running optimally. Timken seals provide ultimate protection from contaminants and help retain lubricants and liquids, ensuring reliable...Machined rubber sealing edge provides greater accuracy and consistency and a better sealing surfaceAn extra dust lip helps keep harmful contaminants out and protects against rust and corrosion$8.18
- Pioneer Automotive®Differential SealBuick Century 1989, Differential Seal by Pioneer Automotive®. By having own manufacturing facilities Pioneer Automotive® can guarantee the best quality in the market with the most competitive cost structure. Their OEM facilities help...Made to deliver reliable service for a long timeRugged construction to withstand harsh conditions$4.69 - $9.81
- ACDelco®Genuine GM Parts™ Differential Carrier Internal Thrust WasherBuick Century 3-Speed 1989, Genuine GM Parts™ Differential Carrier Internal Thrust Washer by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$8.14
- ACDelco®Genuine GM Parts™ Differential Pinion Bearing WasherBuick Century 1989, Genuine GM Parts™ Differential Pinion Gear Thrust Washer by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$8.65
- Timken®Differential Pinion Repair SleeveBuick Century 1989, Differential Pinion Repair Sleeve by Timken®. Repair sleeves restore the sealing surface on yokes and shafts, avoiding expensive components replacement. This hard, wear-resistant, and ultra low friction sleeve is...Restores the sealing surface on worn shafts and yokesEliminates the need to replace expensive components that are otherwise serviceable$31.13
- Spicer®Differential Pinion SealBuick Century 1989, Differential Pinion Seal by Spicer®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$8.65
- Spicer®Differential Master Overhaul KitBuick Century 1989, Differential Master Overhaul Kit by Spicer®. Genuine Spicer overhaul kit include all the latest production upgrades, so the parts you’re installing are as good or better than the parts that originally came with...Save Money: Buying components separately can be costly and cumbersomeSave Downtime: Be ready to perform a repair or overhaul as you need it$446.79
- Spicer®Differential Pinion Gear Thrust WashersBuick Century 1989, Differential Pinion Gear Thrust Washers by Spicer®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet...High quality at an affordable priceExpertly made from premium materials$2.82
- ACDelco®GM Original Equipment™ Differential Carrier Internal Gear Retaining RingBuick Century 1989, GM Original Equipment™ Differential Carrier Internal Gear Retaining Ring by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$7.29
- Detroit Speed & Engineering™GearFX™ Third Member Center SectionBuick Century 1989, GearFX™ Third Member Center Section by Detroit Speed & Engineering™. GearFX's Third Member Center Section is the perfect build for the High-Performance Aftermarket enthusiasts that wants a solid street gear. All...Enables you to keep your engine in the powerband for more giddy-up and high speedAllows for getting superior traction on just about any brutal terrain$2,509.46
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1989 Buick Century Models