1968 Ford Thunderbird Differentials

Find your specific 1968 Ford Thunderbird original or aftermarket Differentials below. Order your parts online and have delivered to your home or pick up in-store at Advance Auto.

Essential 1968 Ford Thunderbird Differentials

from

$259.99

Premium Ring And Pinion Master Bearing And Installation Kit

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$123.99

Product Features:

CLUTCH PACK KIT 8.8″ FORD 1 KIT PER UNIT

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$38.49

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.

Product Features:

Designed to repair damaged, grooved or worn shafts
Durable stainless steel construction for corrosion-free sealing surface that surpasses most original shaft specifications
Ideal for a shaft where indications of seal wear, such as tracks or grooves have developed
Ultra-thin construction (0.01/0.25mm wall thickness) allows original seal size to be used with minimal additional lip loading
Easy to install with removable flange and installation tool
Installation tool reduces sleeve distortion and allows for installation without removal from the shaft

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$20.49

Mr. Gasket Axle Housing/Differential Cover or Rear End Gaskets are manufactured from a .047 inch thick cellulose/nitrile composite gasket material for excellent sealing and durability. They are precision die-cut for an excellent fit.

Product Features:

.047″ thick cellulose/nitrile composite gasket material
Precision die cut
Reusable

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$51.99

One (1) specialty bearing race to adapt small bearing journal into a 3.250″ dropout. This adapter allows the use of a 28 or 31 spline carrier, positraction or locker in a 3.250″ dropout. This is a perfect solution if you are currently running 28 or 31 spline axles but are looking to upgrade to 35 spline later, or are stepping down from 35 spline but don’t want to buy a new dropout.

Product Features:

Carrier race
Fits Ford 9″
Conversion race to install small bearing carrier into 3.250″ dropout

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$373.99

Yukon standard open spider gear kit for 8.8″ Ford IRS with 28 spline axles. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. All components come with a one year warranty against manufacturing defects.

Product Features:

Spider gear kit
Fits Ford 8.8″ IRS with 28 spline open differential
Includes two side gears, four pinion gears, cross pin shaft, roll pin and spider gear thrust washers.

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$285.99

Yukon standard open spider gear kit for 8.8″ Ford (and IFS) with 28 spline axles and 3/4″ pin. Yukon uses higher quality materials and better techniques than OEM to ensure a longer lasting spider gear set. All components come with a one year warranty against manufacturing defects.

Product Features:

Spider gear kit
Fit Ford 8.8″ open differential with 28 spline axles
Includes two side gears, two pinion gears, cross pin shaft, cross pin bolt and spider gear thrust washers.

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$12.99

Royal Purple HMX SAE 5W-30 High-Mileage Synthetic Motor Oil, 1 quart is specifically designed to minimize wear and restore lost performance in engines with more than 75,000 miles. Formulated with robust zinc/phosphorus anti-wear compounds combined with Royal Purple’s proprietary additive technology Synerlec, HMX is chemically enhanced to revitalize hardened seals, reducing oil consumption common in high-mileage engines. In addition, HMX is fortified with stout detergents to remove engine build-up and deposits, maintain cleanliness and promote engine longevity.

Product Features:

Specifically designed to minimize wear and restore lost performance in engines with more than 75,000 miles
Formulated with robust zinc/phosphorus anti-wear compounds combined with royal purple’s proprietary additive technology
Hmx is chemically enhanced to revitalize hardened seals, reducing oil consumption common in high-mileage engines
Reduces friction and metal-to-metal contact for peak engine performance
Also provides outstanding oxidation resistance to safely extend oil drain intervals, and an ionic attraction to metal surfaces, providing protection and minimizing wear at start-up
High-Mileage Formula: Specifically designed for engines with more than 75,000 miles, this full synthetic engine oil helps minimize wear and restore lost performance.

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$569.99

Ford 9″ pinion Support, 35 spline, 10 hole, no races included.

Product Features:

Fits Ford 9″ with 35 spline pinion
Larger inner pinion bearing reduces gear deflection under high load
6061 aluminum
10 bolt holes
Does not include races

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$1183.99

The Yukon Grizzly Locker is the ultimate in locking differentials for street, off-road, & drag racing. Grizzly Lockers provide 100% power to both tires, while still allowing for disengagement while negotiating turns. This unit requires the use of a 3.250″ dropout. Use carrier bearing/race numbers LM104949/LM104911. The Yukon Grizzly locker uses 8620 internals and a patented design to provide maximum strength and reduce common failures. Assembled in the USA! This unit has been approved for competition in NASCAR National & Touring series. This is a race unit designed for extreme off road use or racing. All Grizzly Lockers are backed by the best warranty in the business! Yukon covers the replacement unit and covers any collaterally damaged parts and associated labor, up to $2,000! This locker also fits 9.5″ & 10″ dropouts.

Product Features:

Fits Ford 9″ with 31 spline axles
Patented internal design reduces common locker failures
8620 internals for added strength
Assembled in the USA
Aggressive design for racing applications only

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$31.99

Product Features:

MINI SPOOL 8″ & 9″ 31 SPLN STL 090431

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$784.99

The Yukon Dura Grip provides aggressive yet smooth traction to give you the confidence & performance you need. Get longer life and better traction with the heavy duty Yukon Dura Grip Positraction. The Yukon Trac Loc uses a nodular case, billet side hat, and forged internals for higher strength than stock Trac-Locs. The units use composite clutches for high performance and long life. All units are Rebuildable. Yukon offers a one year warranty against manufacturing defects.

Product Features:

Fits Ford 9″ with 31 spline axles
Trac Loc positraction
Clutch style positraction
Aggressive design
Internal gears are manufactured using forged 4320 steel and cut to provide stronger teeth
Fully rebuildable
Assembled in the USA

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$3.99

Adjuster lock bolt 3.062″ & 3.250″ Yukon Ford 9″ Drop Out.

Product Features:

Side adjuster lock bolt

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$5.99

Ford 8″ & 9″ standard Open, AG, & Detroit locker ring gear bolt, 1.0″ long, Ford.

Product Features:

Ring gear bolt for Ford 8″ and 9″
For use with standard open carrier, Auburn Gear limited slip and Detroit Locker
1.0″ long

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$14.99

O-ring for 9″ Ford.Yukon Mighty seal.

Product Features:

Pinion support o-ring
Fits Ford 9″

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$4.99

Trac Loc clutch guide for 9″ Ford.

Product Features:

Clutch guide
Fits Ford 8″ and 9″

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$63.99

Product Features:

Trac Loc spring
Fits 28 spline Ford 8.8

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$8.99

Replacement outer oil slinger for Ford 7.5″, 8.8″, 9″, 10.25″, Nissan Titan rear, Dana 44 Rubicon & 44 JK non-Rubicon.

Product Features:

Outer oil slinger for Ford 10.25″, 7.5″, 8.8″ and 9″ also Jeep JK and Nissan Titan rear

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$6.99

Side gear thrust washer (0.750″ shaft) for 8.8″ Ford.

Product Features:

Side gear thrust washer for Ford 8.8″
0.750″ diameter cross pin shaft applications only

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$45.99

All Motive Gear products are engineered for their specific application and manufactured in state of the art facilities. All of our products undergo rigid quality control processes to insure proper fit, performance and longevity. Motive Gear products can be found in the winners circle at NHRA, IHRA, NMRA, NMCA, SODA, SCORE, BITD, Ultra-4 and NASCAR events because we offer unmatched selection and quality demanded by racers and their crew chiefs – the same quality and selection demanded by DIY customers and top mechanics. With four warehouses strategically located across North America, most Motive Gear orders arrive within 2-4 days. Win with Motive Gear!

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$26.99

9″ Ford pinion nut, 35 spline Large pinion oversize.

Product Features:

Pinion nut
Fits Ford 9″ with 35 spline pinion

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$19.78

Pinion Seal

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$1566.99

21 Piece bearing race driver set. (Box wt: 140lbs) No return.

Product Features:

Bearing race driver set
21 pieces
All steel construction

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$46.49

from

$94.99

3.062″ side adjuster, Only Fits Yukon Ford 9″ Drop Out, new design ONLY.

Product Features:

Side adjuster
Fits Ford 9″
3.062″ designs only

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$4.99

Product Features:

Brand may vary by location

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$209.99

Yukon forged yoke for Ford 9″ with 35 spline pinion and a 1350 U/joint size (stronger than billet). 3.625″ snap ring span, 1.188″ cap diameter. Outside snap ring. All Yukon yokes come with a one year warranty against manufacturing defects.

Product Features:

Fits Ford 9″
35 spline
1350 u-joint size
3.625″ snap ring span
1.188″ cap diameter
Outside snap ring design
U-bolt style

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$11.99

Short cross pin shaft without block for 9″ Ford.

Product Features:

Cross pin shaft
Fits Ford 9″
Short design

Popular 1968 Ford Thunderbird Differentials Categories

Differential Oil

Rear Differential Cover Gaskets

Differential Open Unit and Components

Differential Bearings

Differential Pinion Pilot Bearings

Differential Carriers

Differential Bearing Kits

Front Differential Pinion Bearings

Differential Spider Gear Kits

Differential Rebuild Kits

Differential Carrier Shim Kits

Differential Pinion Seals

Differential Clutch Packs

Differential Mini Spools

Differential Ring and Pinions

Differential Cases

Differential End Yokes

Differential Pinion Supports

Differential Spools

Differential Lock Springs

Differential Carrier Bearing Adjusters

Automatic Transmission Differential Cover Gaskets

Differential Pinion Bearing Kits

Differential Ring Gear Bolts

Bearing Race Drivers

Differential Crush Sleeves

Differential Side Bearing Spacers

Differential Pinion Shims

Differential Pinion Shaft Nuts

Differential Gear Install Kits

Differential Cross Pins

Differential Housing O-Rings

Differential Side Gear Thrust Washers

Differential Pinion Gear Thrust Washers

Differential Drive Pinion Gear Bearing Retainer Bolts

Differential Drive Pinion Oil Deflectors

Limited Slip Differential Assemblies

Differential Clutch Pack Clips

Differential Lock Washers

Differential Pinion Bearing Spacers

Differential Bearing Adjuster Nut Lock Bolts

Differential Carrier Bearing Races

Maybe you’re in the middle of a full rebuild of that 1968 Ford Thunderbird. Maybe you just need a couple of Differentials. Either way, Advance Auto Parts has 323 different Differentials in our inventory ranging from $1.99 to $1,566.99. That means you can find the exact parts or products you need to keep that 1968 Ford Thunderbird running smoothly.

Differentials are only as good as their brand. We stock 12 different brands to make sure you have plenty of trusted parts to choose from for your 1968 Ford Thunderbird. Driveworks, Yukon Gear, and National are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Differentials for your 1968 Ford Thunderbird, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 93 reviews in this category, some of the top rated parts include Multi Purpose Seal with 5.0 stars and Bearings with 5.0 stars.

So if you’re in the market for aftermarket Differentials to keep your 1968 Ford Thunderbird rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Differentials Brands To Make Your 1968 Ford Thunderbird Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1968 Ford Thunderbird demands trusted brand parts and products to keep it running. Many trusted brands of Differentials make up Advance Auto Parts’ inventory, and all are ready to help make your Thunderbird the best it can be. Be sure to browse some of our top Differentials brands and parts.

Popular Felpro Differentials

We carry Felpro parts in our stock across Automatic Transmission Differential Cover Gaskets categories, plus more. For a 1968 Ford Thunderbird, our most popular Felpro Differentials include:

from $8.49

(9)

Differential Carrier Gasket

Automatic Transmission Differential Cover Gaskets

Top 1968 Ford Thunderbird Differentials from Driveworks

Driveworks products are another trusted brand when it comes to Differentials for your 1968 Ford Thunderbird. Popular Driveworks parts include:

from $13.99

(14)

Tapered Cone/Cup Wheel Bearing Set

Front Differential Pinion Bearings

from $4.29

(1)

Oil Seal

Differential Pinion Seals

FAQs for 1968 Ford Thunderbird Differentials

What are the most purchased Differentials for the 1968 Ford Thunderbird?

Out of 323 Differentials for the 1968 Ford Thunderbird, the most popular in our inventory are:

from $57.99

This product is not rated

3 Qt – 80W90 Conventional Gear Oil With Posi Additive

Differential Oil

from $5.99

This product is not rated

Pinion Crush Sleeves

Differential Crush Sleeves

from $8.99

This product is not rated

Bearings

Differential Bearings

What are the top-rated 1968 Ford Thunderbird Differentials?

Top-rated Differentials for your 1968 Ford Thunderbird based on customer reviews/ratings are:

from $15.79

(3)

Multi Purpose Seal

“good quality”

from $38.49

(2)

Bearings

“nice finish and function. Should perform well.”

from $551.99

(1)

No-Slip Traction System

“Installed, no issues, works great.”

1968 Ford Thunderbird Differentials

More 1968 Ford Thunderbird Differentials

Essential 1968 Ford Thunderbird Differentials

Dorman – Premium Ring And Pinion Master Bearing And Installation Kit (Part No.797-101)

Motive Gear – Differential Clutch Pack (Part No.F8.8CPK)

National – Shaft Repair Sleeve (Part No.99155)

Mr. Gasket – Differential Gasket (Part No.142)

Yukon Gear – One (1) Specialty Bearing Race To Adapt Small Bearing Journal Into A 3.250" Dropout (Part No.32157)

Yukon Gear – Standard Open Spider Gear Kit For 8.8" Ford IRS With 28 Spline Axles (Part No.16020)

Yukon Gear – Standard Open Spider Gear Kit For 8.8" Ford (And IFS) With 28 Spline Axles (Part No.16019)

Royal Purple – HMX SAE 5W-30 High-Mileage Synthetic Engine Oil (1 Quart) (Part No.11744)

Yukon Gear – Ford 9" Pinion Support, 35 Spline, 10 Hole, No Races Included (Part No.32165)

Yukon Gear – Grizzly Locker For Ford 9" With 31 Spline Axles, Racing Design (Part No.28010)

Motive Gear – Differential Mini Spool (Part No.MS9-31)

Yukon Gear – Trac Loc For Ford 9" Wtih 31 Spline Axles – Aggressive Design (Part No.26009)

Yukon Gear – Adjuster Lock Bolt 3.062" & 3.250" Ford 9" Drop Out (Part No.32149)

Yukon Gear – Ford 8" & 9" Standard Open, Ag, & Detroit Locker Ring Gear Bolt (Part No.33043)

Yukon Gear – O-Ring For 9" Ford (Part No.30028)

Yukon Gear – Trac Loc Clutch Guide For 9" Ford (Part No.33250)

Yukon Gear – Trao Loc Spring For Ford 8.8", 28 Spline (Part No.33515)

Yukon Gear – Outer Oil Slinger For Ford 7.5", 8.8", 9", 10.25" (Part No.33022)

Yukon Gear – Side Gear And Thrust Washer (0.750" Shaft) For 8.8" Ford (Part No.33298)

Motive Gear – Differential Pinion Solid Spacer Kit w/Shims (Part No.SS9)

Yukon Gear – 9" Ford Pinion Nut, 35 Spline Large Pinion Oversize (Part No.33161)

SKF – Pinion Seal (Part No.J7010427782SKF)

Yukon Gear – Bearing Race Driver Set, 21 Piece (Part No.56030)

Motive Gear – Differential Gear Install Kit (Part No.F9IKN)

Yukon Gear – 3.062" Side Adjuster For Ford 9" (Part No.32139)

Driveworks – Tapered Roller Bearing (Part No.S-HM-89410)

Yukon Gear – Forged Yoke For Ford 9" With 35 Spline Pinion And A 1350 U/Joint Size (Part No.41065)

Yukon Gear – Short Cross Pin Shaft Without Block For 9" Ford (Part No.33335)

Popular 1968 Ford Thunderbird Differentials Categories