1959 Differential Carriers - 31 Axle Shaft Spline Quantity - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Summit Racing™ Ford 9 in. Trac-Loc 31 Spline Differential Ford 9 Inch SUM-CTF9TRACL31

Differential, Trac-Loc, Ford, 9 in., 31-Spline, Each

Part Number: SUM-CTF9TRACL31

4.56 out of 5 stars ( 18 )

Estimated Ship Date: Tomorrow

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Eaton Detroit Truetrac 31 Spline Differential Ford 9 Inch 913A586

Differential, Eaton Detroit Truetrac, 31-Spline, Ford 9 in., Each

Part Number: ETN-913A586

4.77 out of 5 stars ( 13 )

Estimated Ship Date: Tomorrow

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Eaton Detroit Lockers Ford 9 Inch 187SL17B

Differential, Eaton Detroit Locker, 31-Spline, Ford, 9 in., Each

Part Number: ETN-187SL17B

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Yukon Gear & Axle Dura Grip Positraction Carriers Ford 9 Inch YDGF9-31-SM

Dura Grip Positraction Carrier, Traction-Loc, Ford 9 in., 31 Spline, Smooth Engagement, Each

Part Number: YGA-26010

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Yukon Gear & Axle Dura Grip Positraction Carriers Ford 9 Inch YDGF9-31-AG

Dura Grip Positraction Carrier, Traction-Loc, Ford 9 in., 31 Spline, Aggressive Engagement, Each

Part Number: YGA-26009

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Powertrax Lock-Right Lockers Ford 8/9 Inch 1810-LR

Differential, Lock-Right, Locker, 28/31-Spline, Ford, 9 in., Each

Part Number: PWT-1810-LR

3.5 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Powertrax Grip LS Traction Systems Ford 9 Inch LS109031

Differential, Grip LS Traction System, 31-Spline, Ford, 9 in., Each

Part Number: PWT-LS109031

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Yukon Gear & Axle Grizzly Lockers Ford 9 Inch YGLF9-31-LB

Differential Carrier, Grizzly Locker, Chromium Alloy Steel, 31-spline, Rear, Ford 9 in., Each

Part Number: YGA-28033

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Auburn Gear Grip-N-Loc 31 Spline Differential Ford 9 Inch 546036

Auburn Gear Grip-N-Loc 31 Spline Differential Ford 9 Inch 546036

Differential, Auburn, Grip-N-Loc, Limited Slip, 31-Spline, Ford, 9 in., Each

Part Number: AUB-546036

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Moser Engineering Wavetrac 31 Spline Differential Ford 9 Inch 5W9F31

Differential Carrier, Wavetrac, Limited Slip, 31-spline, Steel, Rear, Ford 9 in., Each

Part Number: MSR-5W9F31

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Yukon Gear & Axle Grizzly Lockers Ford 9 Inch YGLF9-31-RACE

Differential Carrier, Grizzly Locker, Rear, Ford 9 in., 31-spline, Each

Part Number: YGA-28010

Not Yet Reviewed

Estimated Ship Date: Mar 23, 2026 if ordered today

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Estimated Ship Date: Mar 23, 2026 if ordered today

Powertrax Grip Pro Traction Systems Ford 9 Inch GT109031

Differential, Grip Pro Traction System, 31-Spline, Ford, 9 in., Each

Part Number: PWT-GT109031

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Powertrax Lock-Right Lockers Ford 8/9 Inch 1810-LR

3.5 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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