Yukon Gear 8in Ford O-Ring is the exact Yukon Gear & Axle differential seal kits identified by manufacturer part number YMS242. Match the part number, vehicle, axle housing, differential, spline count, gear ratio, carrier break, position, dimensions, and intended use before ordering.
Key Features
- One (1) pinion support O-ring for Ford 8-inch differential
- Fits Ford 8-inch rear differential pinion support
- Backed by a 1-year warranty
- Ford Fairlane (1962-1967)
- Ford Falcon (1964-1970)
Fitment
Verified catalog applications: 1962-1967 Ford Fairlane, 1964-1970 Ford Falcon, 1964-1973 Ford Mustang, 1964-1979 Ford Ranchero, 1965-1978 Ford LTD, 1970-1977 Ford Maverick, 1972-1976 Ford Gran Torino. Confirm axle housing, differential, spline count, gear ratio, carrier break, position, and manufacturer exclusions for the exact vehicle before ordering.
| Years | Make | Model |
|---|---|---|
| 1962-1967 | Ford | Fairlane |
| 1964-1970 | Ford | Falcon |
| 1964-1973 | Ford | Mustang |
| 1964-1979 | Ford | Ranchero |
| 1965-1978 | Ford | LTD |
| 1970-1977 | Ford | Maverick |
| 1972-1976 | Ford | Gran Torino |
Specifications
| Brand | Yukon Gear & Axle |
|---|---|
| Manufacturer Part Number | YMS242 |
| SKU | YUKYMS242 |
| UPC | 883584300274 |
| Product Type | Differential Seal Kits |
| Fitment Type | Vehicle Specific |
| Catalog Status | Manufacturer Catalog Verified |
| Condition | New |
What's Included
One new Yukon Gear & Axle differential seal kits identified by manufacturer part number YMS242, plus only the bearings, seals, shims, fasteners, and hardware expressly supplied for this exact part number.
About Yukon Gear & Axle
Yukon Gear & Axle develops ring and pinion sets, axles, differentials, bearings, seals, installation kits, and drivetrain service components for street, towing, off-road, and performance applications.
Related Yukon Gear & Axle Products
- Shop all Yukon Gear & Axle products
- Yukon Axle Seal Dana 60 Front
- Yukon Gear 05-15 Nissan Titan Outer Axle Seal / Rear Diff
- Yukon Gear 10.5in & 11.5in GM & Dodge Pinion Seal
Frequently Asked Questions
Will Yukon Gear & Axle YMS242 fit my vehicle?
Verified catalog applications: 1962-1967 Ford Fairlane, 1964-1970 Ford Falcon, 1964-1973 Ford Mustang, 1964-1979 Ford Ranchero, 1965-1978 Ford LTD, 1970-1977 Ford Maverick, 1972-1976 Ford Gran Torino. Confirm axle housing, differential, spline count, gear ratio, carrier break, position, and manufacturer exclusions for the exact vehicle before ordering.
What should I verify before ordering?
Verify the exact part number, vehicle, axle housing, differential, spline count, gear ratio, carrier break, bearing dimensions, position, intended use, and manufacturer exclusions.
What is included?
The package contains only the Yukon Gear & Axle components and hardware specified for part number YMS242. Related bearings, seals, fluids, tools, and service parts are sold separately unless expressly listed.
Installation
Follow Yukon Gear & Axle's current instructions for part number YMS242. Confirm all measurements and clearances, inspect mating components, set bearing preload and gear backlash where applicable, verify contact pattern, use specified lubricants and torque values, and have precision differential work completed by a qualified drivetrain technician.
Differential Seal Kits
Differential seal kits and axle seals stop gear oil leaks at the pinion, axle shaft, disconnect housing, and related axle locations. Shop pinion seals, axle seals, O rings, housing seals, triple lip seals, and service hardware for Dana, Ford, GM, Chrysler, Jeep, truck, and off road axle applications. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct seal ships the first time. Black Ops Auto Works carries 54 Differential Seal Kits products across pinion, axle, front disconnect, full floating, O ring, and housing sealing needs. What Differential Seal Kits Cover Differential Seal Kits includes pinion seals, inner and outer axle seals, front disconnect seals, O rings, and other axle sealing components. These parts keep gear oil inside the differential and help protect bearings, gears, and brake parts from leaks. Pinion and Axle Seals A pinion seal seals the rotating yoke or flange at the front of the differential. Axle seals seal the shaft...
View Differential Seal Kits Products
Differentials & Components
Differentials and components at Black Ops Auto Works include diff braces, diff covers, rebuild and overhaul kits, differential bushings and mounts, limited-slip differentials, yokes, and final drive gears built for street, towing, off-road, and racing applications. Black Ops Auto Works carries 1,332 drivetrain SKUs from Yukon Gear and Axle, ARB, OS Giken, SuperPro, and Per4mance Development, spanning Hellcat and Trackhawk platforms, trucks, Jeep Wrangler, and sport compacts. What This Collection Covers This collection combines fifteen related differential and drivetrain categories, including diff braces, diff covers and gaskets, rebuild and overhaul kits, install kits, seal kits, bushings, mounts, housings, dropouts, spider gears, yokes, complete differentials, and final drive gears. Product Types in This Collection Shoppers will find billet differential braces for high-horsepower RWD platforms, nodular iron and aluminum diff covers, master overhaul kits, differential-to-cradle ...
View Differentials & Components Products
Drivetrain
Drivetrain parts for high-horsepower Mopar, truck, Jeep, and import platforms are stocked at Black Ops Auto Works. Shop differentials, axles, driveshafts, clutch kits, flywheels, flexplates, shifters, transmission components, ring and pinion gears, differential braces, and driveline hardware for Hellcat, Trackhawk, TRX, HEMI, LS, LT, Coyote, and turbocharged import platforms. Every drivetrain part is filterable by vehicle platform, drivetrain layout, transmission type, and power level so the correct part ships the first time. Black Ops Auto Works carries 4,765 drivetrain SKUs across differentials, axles, clutches, and transmission hardware. What This Category Covers The drivetrain transfers power from the engine to the wheels and includes the transmission, clutch, driveshafts, axles, differentials, ring and pinion gears, wheel hubs, wheel bearings, U-joints, shifters, mounts, and bushings. Upgrading these components improves power delivery, durability, and reliability under incr...
View Drivetrain Products
Yukon Gear & Axle
Shop Yukon Gear & Axle ring and pinion gears, axle shafts, locking differentials, limited-slip differentials, and installation kits at Black Ops Auto Works. Explore drivetrain components for compatible trucks, Jeeps, SUVs, muscle cars, and custom axle builds. From rebuilding a worn differential to changing gear ratios or upgrading traction, choose parts that match your exact axle configuration and intended use. Yukon Ring and Pinion Gear Sets This collection includes ring and pinion sets for multiple Dana, Ford, GM, Chrysler, Toyota, and Nissan axle applications. Compare available ratios for your specific housing, along with standard or reverse-rotation requirements, carrier compatibility, and installation notes. Select a ratio around tire diameter, transmission gearing, engine operating range, and driving requirements. A ratio that suits a trail-focused build may not suit a highway-driven vehicle. For four-wheel-drive applications, confirm the correct front and rear ratio pairi...
View Yukon Gear & Axle Products


