Timken DRK312 Axle Differential Bearing and Seal Kit - Rear
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Timken

Timken DRK312 Axle Differential Bearing and Seal Kit - Rear

Brand Timken DRK312
Position Rear
Fits Ford and Mercury · 67 vehicles

Rebuild kit. Contains the bearings and seals needed to complete the job.

Master kit. MK suffix indicates the master kit version.

Differential service kit. For axle differential bearing and seal service.

Cross-references SKF SDK312, DK312 and RA312 for the same application. See all 3.

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Timken DRK312 Differential Bearing Kit

Timken DRK312 is an axle differential bearing and seal kit for rear axle service on select Ford and Mercury applications. It supplies the bearings and seals needed to complete differential rebuild work on vehicles with a 9 in. ring gear and 28-spline axle shaft configurations where listed.

Key Features

  • Axle differential bearing and seal kit for rear differential service
  • Timken DT Components rebuild kit for differential, transfer case, and transmission applications
  • Standard kit format for targeted rebuild work
  • Fits select Ford Bronco, Ford F-100, Ford Mustang, and Mercury Cougar applications
  • Cross-references DK312, RA312, and SKF SDK312

Application Details

Compatible With 1970-1971 Ford Bronco, rear, 9 in. ring gear - 28 splines axle shaft; standard kit; 1969-1970 Ford E-100 Econoline, rear, 9 in. ring gear - 28 splines axle shaft; standard kit; 1957-1970 Ford F-100, rear, 9 in. ring gear - 28 splines axle shaft; standard kit; 1970 Ford F-250, rear, 9 in. ring gear - 28 splines axle shaft; standard kit; 1970 Ford Mustang, rear, 9 in. ring gear - 28 splines axle shaft; standard kit; 1970 Ford Thunderbird, rear, 9 in. ring gear - 28 splines axle shaft; standard kit; 1965-1970 Mercury Colony Park, rear, 9 in. ring gear - 28 splines axle shaft; standard kit; 1967-1970 Mercury Cougar, rear, 9 in. ring gear - 28 splines axle shaft; standard kit; 1969-1970 Mercury Marauder, rear, 9 in. ring gear - 28 splines axle shaft; standard kit; 1963-1966 Mercury Marauder, rear, 9 in. ring gear - 28 splines axle shaft; standard kit; 1967-1970 Mercury Marquis, rear, 9 in. ring gear - 28 splines axle shaft; standard kit; 1968-1970 Mercury Montego, rear, 9 in. ring gear - 28 splines axle shaft; standard kit; 1966-1969 Ford Bronco, rear, 9 in. ring gear; standard kit; 1969 Ford F-250, rear, 9 in. ring gear; standard kit; 1965-1969 Ford Mustang, rear, 9 in. ring gear; standard kit; 1957-1969 Ford Thunderbird, rear, 9 in. ring gear; standard kit.

What It Helps Repair

  • Rear differential bearing wear or rough operation
  • Seal leakage at the axle or differential assembly
  • Noise from worn differential service components
  • Rebuild needs during axle teardown on Ford 9-inch rear ends
  • Service work on vintage Ford and Mercury driveline assemblies

Installation Notes

Verify axle shaft spline count, ring gear size, and vehicle year before ordering. This kit is listed for rear applications only and should be matched to the exact differential configuration shown in the fitment data. Professional installation and setup procedures are recommended for differential service.

Quality Assurance

Timken markets these rebuild kits through its DT Components line, which packages the bearings and seals needed for differential, transfer case, and transmission service. DRK312 is a standard kit version for the applications listed.

Related reading

This part fits 67 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1971FordBroncoRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1970FordBroncoRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1970FordE-100 EconolineRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1970FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1970FordF-250Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1970FordMustangRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1970FordThunderbirdRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1970MercuryColony ParkRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1970MercuryCougarRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1970MercuryMarauderRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1970MercuryMarquisRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1970MercuryMontegoRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1969FordBroncoRear9 in. Ring Gear; Standard Kit
1969FordE-100 EconolineRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1969FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1969FordF-250Rear9 in. Ring Gear; Standard Kit
1969FordMustangRear9 in. Ring Gear; Standard Kit
1969FordThunderbirdRear9 in. Ring Gear; Standard Kit
1969MercuryColony ParkRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1969MercuryCougarRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1969MercuryMarauderRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1969MercuryMarquisRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1969MercuryMontegoRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1968FordBroncoRear9 in. Ring Gear; Standard Kit
1968FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1968FordMustangRear9 in. Ring Gear; Standard Kit
1968FordThunderbirdRear9 in. Ring Gear; Standard Kit
1968MercuryColony ParkRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1968MercuryCougarRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1968MercuryMarquisRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1968MercuryMontegoRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1967FordBroncoRear9 in. Ring Gear; Standard Kit
1967FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1967FordMustangRear9 in. Ring Gear; Standard Kit
1967FordThunderbirdRear9 in. Ring Gear; Standard Kit
1967MercuryColony ParkRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1967MercuryCougarRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1967MercuryMarquisRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1966FordBroncoRear9 in. Ring Gear; Standard Kit
1966FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1966FordMustangRear9 in. Ring Gear; Standard Kit
1966FordThunderbirdRear9 in. Ring Gear; Standard Kit
1966MercuryColony ParkRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1966MercuryMarauderRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1965FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1965FordMustangRear9 in. Ring Gear; Standard Kit
1965FordThunderbirdRear9 in. Ring Gear; Standard Kit
1965MercuryColony ParkRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1965MercuryMarauderRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1964FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1964FordThunderbirdRear9 in. Ring Gear; Standard Kit
1964MercuryMarauderRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1963FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1963FordThunderbirdRear9 in. Ring Gear; Standard Kit
1963MercuryMarauderRear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1962FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1962FordThunderbirdRear9 in. Ring Gear; Standard Kit
1961FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1961FordThunderbirdRear9 in. Ring Gear; Standard Kit
1960FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1960FordThunderbirdRear9 in. Ring Gear; Standard Kit
1959FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1959FordThunderbirdRear9 in. Ring Gear; Standard Kit
1958FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1958FordThunderbirdRear9 in. Ring Gear; Standard Kit
1957FordF-100Rear9 in. Ring Gear - 28 Splines Axle Shaft; Standard Kit
1957FordThunderbirdRear9 in. Ring Gear; Standard Kit
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
SKF — SDK312DK312RA312