Mercury Comet Differentials

Your One-Stop Shop For Trusted Mercury Comet Differentials

If you’re in search of Mercury Comet Differentials aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 353 Differentials from top brands with prices ranging from $2.99 to $1,211.99.

Beyond great prices, we stock trusted brands manufacturing all types of Differentials for your Mercury Comet.

And don’t forget to read customer reviews across all Differentials categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Differentials have to cost top dollar, and we prove it. Browse our top Mercury Comet Differentials below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Please Select your Vehicle to See Exact Fit Parts

Essential Mercury Comet Differentials

National – National Bearing Race, HM89410 (Part No.HM89410)

National Bearing Race, HM89410

from

$11.49
Manufactured with premium-grade steel, National taper bearing cups feature crowned raceways to ensure even load distribution.
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Yukon Gear – "Yukon Gear Ford 9"" Nodular Daytona Style Pinion Support, 32102" (Part No.32102)

"Yukon Gear Ford 9"" Nodular Daytona Style Pinion Support, 32102"

from

$203.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. For all your differential small parts needs, look no further than Yukon.
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Dorman – Dorman Differential Pinion Yoke Assembly, 697-539 (Part No.697-539)

Dorman Differential Pinion Yoke Assembly, 697-539

from

$125.99
Worn or damaged differential end yoke causing driveline Vibrations- This direct replacement end yoke matches the original equipment part for a trustworthy repair and reliable performance.
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Yukon Gear – "Yukon Gear Extra HD 3.250"" Nodular Iron Dropout For Ford 9"" With Load Bolt, 32151" (Part No.32151)

"Yukon Gear Extra HD 3.250"" Nodular Iron Dropout For Ford 9"" With Load Bolt, 32151"

from

$877.99
“Yukon Extra HD 3.250″” nodular Iron dropout for Ford 9″” with load bolt. Yukon nodular iron dropouts feature a 5/8″” cap bolt and forged caps for maximum strength. Load bolt design prevents gear deflection under heavy loads. Rated up to 1400HP!”
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National – National Multi-Purpose Bearing, R-1535-TAV (Part No.R-1535-TAV)

National Multi-Purpose Bearing, R-1535-TAV

from

$42.49
Manufactured with premium-grade steel, National cylindrical outer races are designed and engineered to meet OE specifications.
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Powertrax – Powertrax Grip LS Traction System, LS109031 (Part No.LS109031)

Powertrax Grip LS Traction System, LS109031

from

$451.99
For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!
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USA Standard Gear – USA Standard Gear Differential Rebuild Kit, 37028 (Part No.37028)

USA Standard Gear Differential Rebuild Kit, 37028

from

$275.99
USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), threading locking compound, marking compound with brush and gasket.
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Yukon Gear – "Yukon Gear Standard Open and Tracloc Cross Pin Block for 9"" Ford, 33336" (Part No.33336)

"Yukon Gear Standard Open and Tracloc Cross Pin Block for 9"" Ford, 33336"

from

$30.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.
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Yukon Gear – "Yukon Gear Standard Open Carrier Case – Ford 9"", 20078" (Part No.20078)

"Yukon Gear Standard Open Carrier Case - Ford 9"", 20078"

from

$264.99
“9”” standard Open case, bare, 28 & 31 spline, 2 or 4 pinion.”
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Yukon Gear – "Yukon Gear Pinion Support Bolt for 8"" and 9"" Ford, 33242" (Part No.33242)

"Yukon Gear Pinion Support Bolt for 8"" and 9"" Ford, 33242"

from

$6.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.
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Yukon Gear – "Yukon Gear 8"" Dropout Housing Gasket, 23010" (Part No.23010)

"Yukon Gear 8"" Dropout Housing Gasket, 23010"

from

$11.99
“8”” dropout housing gasket. EXTERNAL SUPPLY>FDO>BACK ROOM-FDO>APPLICATION SPECIFIC from Yukon Gear”
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Yukon Gear – "Yukon Gear Trac Loc Spring Plate for Ford 9"" & 8, 33517" (Part No.33517)

"Yukon Gear Trac Loc Spring Plate for Ford 9"" & 8, 33517"

from

$10.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.
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Yukon Gear – "Yukon Gear 9"" Ford Pinion Nut, 35 Spline Large Pinion Oversize, 33161" (Part No.33161)

"Yukon Gear 9"" Ford Pinion Nut, 35 Spline Large Pinion Oversize, 33161"

from

$26.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.
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Yukon Gear – "Yukon Gear Trac Loc Clutch Guide for 9"" Ford, 33250" (Part No.33250)

"Yukon Gear Trac Loc Clutch Guide for 9"" Ford, 33250"

from

$4.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.
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Yukon Gear – "Yukon Gear Trac-Loc For Ford 8"" Wtih 28 Spline Axles – Street Design, 26002" (Part No.26002)

"Yukon Gear Trac-Loc For Ford 8"" Wtih 28 Spline Axles - Street Design, 26002"

from

$889.99
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.
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Yukon Gear – Yukon Gear Trac Loc Steel Clutch Plate, 4 Tab, 16178 (Part No.16178)

Yukon Gear Trac Loc Steel Clutch Plate, 4 Tab, 16178

from

$8.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. You can count on Yukon to fulfill all your differential small parts needs.
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Yukon Gear – "Yukon Gear 8"" Ford O-Ring, 30027" (Part No.30027)

"Yukon Gear 8"" Ford O-Ring, 30027"

from

$9.99
Yukon Mighty Seals use the latest design and manufacturing technologies to produce a precision fit that seals tight and lasts for years to come.
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Yukon Gear – "Yukon Gear Redline Synthetic ""Shock Proof"" Oil – 4 Quarts, 15004" (Part No.15004)

"Yukon Gear Redline Synthetic ""Shock Proof"" Oil - 4 Quarts, 15004"

from

$137.99
Redline Heavy Shockproof Gear Oil is formulated to provide lasting protection.
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National – National Tapered Roller Bearing Cone, HM89443 (Part No.HM89443)

National Tapered Roller Bearing Cone, HM89443

from

$39.49
Manufactured with premium-grade steel, National taper bearing cones feature crowned raceways and rollers to ensure even load distribution.
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Yukon Gear – "Yukon Gear Pinion Gear and Thrust Washer for 8"" and 9"" Ford, Model 20, and 7.25"" Chrysler, 33301" (Part No.33301)

"Yukon Gear Pinion Gear and Thrust Washer for 8"" and 9"" Ford, Model 20, and 7.25"" Chrysler, 33301"

from

$4.99
Yukon Gear & Axle manufactures a full line of top quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. For all your differential small parts needs, look no further than Yukon.
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Yukon Gear – "Yukon Gear Bearing Race Driver for Ford 9"", GM 10.5"", & Chrysler 11.5"" Differentials, 56019" (Part No.56019)

"Yukon Gear Bearing Race Driver for Ford 9"", GM 10.5"", & Chrysler 11.5"" Differentials, 56019"

from

$219.99
Yukon Gear & Axle offers a full line of top quality differential tools to save time and money.
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USA Standard Gear – USA Standard Gear Differential Open Unit/Component, 59022 (Part No.59022)

USA Standard Gear Differential Open Unit/Component, 59022

from

$59.99
USA Standard Master Overhaul kits let you finish your install with confidence. This kit uses Koyo bearings and races. Included are carrier bearings and races, pinion bearings and races, pinion seal, complete shim kit, ring gear bolts, pinion nut, crush sleeve (if applicable), oil baffles and slingers (if applicable), threading locking compound, marking compound with brush and gasket.
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Driveworks – Driveworks Taper Bearing Set, S-A-5 (Part No.S-A-5)

Driveworks Taper Bearing Set, S-A-5

from

$11.99
Value-priced bearing meets all cataloged application requirements.
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Yukon Gear – "Yukon Gear Pinion Gear for 8"" and 9"" Ford, 16160" (Part No.16160)

"Yukon Gear Pinion Gear for 8"" and 9"" Ford, 16160"

from

$23.99
Yukon Gear & Axle manufactures a full line of top-quality small parts to complete any job including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers, and other general maintenance items. You can count on Yukon to fulfill all your differential small parts needs.
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Richmond Gear – Richmond Gear Differential Gear Install Kit, 83-1011-B (Part No.83-1011-B)

Richmond Gear Differential Gear Install Kit, 83-1011-B

from

$48.99
Richmond Gear is the leading manufacturer of professional quality, high-performance drivetrain products. Our complete line of products ranges from high performance ring-and-pinion sets for serious street and racing applications to torque-hungry manual transmissions and components. Richmond Gear products have been winners both at the Daytona 500 and U.S. Nationals for decades. WINNERS RUN RICHMOND.
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Differentials Brands You Can Trust For Your Mercury Comet

14 trusted brands of Differentials line our shelves, ready to help keep your Mercury Comet running smooth. Below are some of the most popular brands and their top Differentials offerings:

Top Mercury Comet Differentials from Driveworks

Your Mercury Comet will be purring again thanks to Driveworks brand Differentials available for online order or in-store pick up. Popular Driveworks parts include:
Driveworks Taper Bearing Set, S-A-5
from $11.99
(70)
Driveworks Taper Bearing Set, S-A-5
Differential Carrier Bearing Set
Driveworks Taper Bearing Set, S-A-6
from $11.99
(38)
Driveworks Taper Bearing Set, S-A-6
Differential Pinion Bearing Kits

Most Purchased Mercury Comet Differentials from Driveworks

When you buy the most frequently purchased Driveworks brand Differentials, you can be confident it will be the right part for your Mercury Comet. Here are the Driveworks Differentials Advanced Auto customers buy the most:
Driveworks Taper Bearing Set, S-A-5
from $11.99
(70)
Driveworks Taper Bearing Set, S-A-5
Differential Carrier Bearing Set
Driveworks Taper Bearing Set, S-A-6
from $11.99
(38)
Driveworks Taper Bearing Set, S-A-6
Differential Pinion Bearing Kits
Yukon Gear 3 Qt - Penzoil 80W90 Conventional Gear Oil, 15002
from $44.99
This product is not rated
Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002
Differential Oil

FAQs for Mercury Comet Differentials

What are the most purchased Differentials for the Mercury Comet?

Out of 353 Differentials for the Mercury Comet, the most popular in our inventory are:
Yukon Gear 3 Qt - Penzoil 80W90 Conventional Gear Oil, 15002
from $44.99
This product is not rated
Yukon Gear 3 Qt – Penzoil 80W90 Conventional Gear Oil, 15002
Differential Oil
Dorman - Help Pinion Crush Sleeves, 81056
from $6.99
This product is not rated
Dorman – Help Pinion Crush Sleeves, 81056
Differential Crush Sleeves
Motive Gear Differential Pinion Nut, 379570S
from $6.99
(1)
Motive Gear Differential Pinion Nut, 379570S
Differential Pinion Shaft Nuts

What are the top-rated Mercury Comet Differentials?

Top-rated Differentials for your Mercury Comet based on customer reviews/ratings are:
National Tapered Roller Bearing Cone, HM89443
from $39.49
(2)
National Tapered Roller Bearing Cone, HM89443
“nice finish and function. Should perform well.”
Richmond Gear Differential Ring And Pinion, 49-0027-1
from $344.99
(2)
Richmond Gear Differential Ring And Pinion, 49-0027-1
“Used it to upgrade my alternator on my 04 Jeep Grand Cherokee. It was a direct fit on my 4.7 HO.”
Motive Gear Differential Crush Sleeve, 3507575
from $2.99
(1)
Motive Gear Differential Crush Sleeve, 3507575
“High quality, would buy again”