Motive Gear Master Ring and Pinion Installation Kits

4.12 out of 5 stars 341 Customer Reviews

Motive Gear master ring and pinion installation kits include everything that's in their regular differential kit—plus pinion shims, carrier shims, and ring gear bolts (where applicable). You also have the option of upgrading to higher quality bearings by adding "T" to the end of the part number on some models. Make a better choice for your ring and pinion installation with Motive Gear differential master bearing kits. Order the model designed for your vehicle application.

Showing In Stock Items. Show All 17 Items.

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Motive Gear Master Ring and Pinion Installation Kits R8.8RMK

Ring and Pinion Installation Kit, Master Kit, Ford, 8.8 in., Kit

Part Number: MGR-R8-8RMK

4.33 out of 5 stars ( 9 )

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Motive Gear Master Ring and Pinion Installation Kits R9RMKT

Ring and Pinion Installation Kit, 28-spline, 10-bolt, Ford 9 in., Rear, Kit

Part Number: MGR-R9RMKT

3.63 out of 5 stars ( 8 )

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Motive Gear Master Ring and Pinion Installation Kits R8.8RMKT

Ring and Pinion Installation Kit, Master Kit, Ford, 8.8 in. Diameter Ring Gear, Kit

Part Number: MGR-R8-8RMKT

4.0 out of 5 stars ( 11 )

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Motive Gear Master Ring and Pinion Installation Kits R9R28MK

Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit

Part Number: MGR-R9R28MK

Not Yet Reviewed

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Motive Gear Master Ring and Pinion Installation Kits R9R28MKT

Ring and Pinion Installation Kit, Master Kit, Ford 9 in.; 28 Spline; Incl. Bearing Kit Plus Ring Gear Bolts

Part Number: MGR-R9R28MKT

5.0 out of 5 stars ( 2 )

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Motive Gear Master Ring and Pinion Installation Kits R9RMK

Ring and Pinion Installation Kit, Master Kit, Ford, 9 in. Diameter Ring Gear, Kit

Part Number: MGR-R9RMK

1.67 out of 5 stars ( 3 )

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Motive Gear Master Ring and Pinion Installation Kits R9RNMK

Ring and Pinion Installation Kit, Master Kit, Ford 9 in., Kit

Part Number: MGR-R9RNMK

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Motive Gear Master Ring and Pinion Installation Kits R9R325SMK

Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit

Part Number: MGR-R9R325SMK

Not Yet Reviewed

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Motive Gear Master Ring and Pinion Installation Kits R9RSMK

Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit

Part Number: MGR-R9RSMK

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Motive Gear Master Ring and Pinion Installation Kits R9RMKP

Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit

Part Number: MGR-R9RMKP

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Motive Gear Master Ring and Pinion Installation Kits R9R306MK

Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit

Part Number: MGR-R9R306MK

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Motive Gear Master Ring and Pinion Installation Kits R9R306SMK

Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit

Part Number: MGR-R9R306SMK

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Motive Gear Master Ring and Pinion Installation Kits R9R28MKTP

Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit

Part Number: MGR-R9R28MKTP

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Motive Gear Master Ring and Pinion Installation Kits R9RSMKP

Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit

Part Number: MGR-R9RSMKP

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Motive Gear Master Ring and Pinion Installation Kits R9R325MK

Ring and Pinion Installation Kit, Master Kit, Ford, 9 in., 28-Spline Pinion, Kit

Part Number: MGR-R9R325MK

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 5, 2026 if ordered today

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Estimated Ship Date: Jan 5, 2026 if ordered today

Motive Gear Master Ring and Pinion Installation Kits R9RSMKTP

Ring and Pinion Installation Kit, Master, Ford 9 in., Rear, Kit

Part Number: MGR-R9RSMKTP

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 6, 2026 if ordered today

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Estimated Ship Date: Jan 6, 2026 if ordered today

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