MERCURY COUGAR Differential & Rear-End Components

Spool, Mini, 31-spline, Steel, Ford 8.8 in., Each

Part Number: YGA-32226

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Ring and Pinion Bearing Installation Kit

Part Number: RNB-697-107

Not Yet Reviewed

Estimated Ship Date: Jan 8, 2026 if ordered today

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Crosspin Shaft, Steel, 0.750 in. Diameter, Each

Part Number: YGA-33332

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Estimated Ship Date: Today

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

Part Number: MGR-R9R306S

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Ring and Pinion Gear Installation Kit, Pinion Installation Kit, 30 Spline, Ford 8.8 in., Kit

Part Number: YGA-13041

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Pinion Shims, Steel, Kit

Part Number: YGA-55056

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Differential, No-Slip Traction System, 31-Spline, Ford, 9 in., Each

Part Number: PWT-92-0690-3100

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Feb 6, 2026 if ordered today

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• Mfr. Rebate

$40.00 Mail-In Rebate

Price after Manufacturer Rebate: $576.99

Rebate Expires: 12/31/2025

Get $40 back after rebate on this Powertrax Product! Go to https://www.richmondgear.com/rebate.pdf for details. ...Read More

Get UP TO $55 back after rebate on select Powertrax Products! Go to https://www.richmondgear.com/rebate.pdf for details. Valid on purchases made between 11/1/25 and 12/31/25. Claims must be submitted within 30 days of purchase. Allow 6-8 weeks for processing. Valid in USA and Canada. Limit two qualifying purchases per household or address. This offer cannot be combined with other discounts or offers. Rebate intended for end consumer only. Show Less

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

Part Number: RMG-83-1012-B

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Gear, Ring and Pinion, 6.14:1 Ratio, Ford, 9 in., Daytona Bearing, Set

Part Number: MGR-F890614AX

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Spool, Mini, Steel, 28-Spline, 10-Bolt, Ford 8 in., 9 in., Each

Part Number: MGR-MS9-28-4

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 7, 2026 if ordered today

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Ring and Pinion Installation Kit, Master, Ford 8 in., Rear, Kit

Part Number: MGR-RA310RAMKT

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Jan 7, 2026 if ordered today

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Differential master rebuild kit

Part Number: SKF-SDK311-MK

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Estimated Ship Date: Dec 29, 2025 if ordered today

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

Part Number: TMK-DRK313MK

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Yukon Trac-Loc for Ford 8" wtih 31 spline axles. Street Design

Part Number: YGA-26004

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Gear, Ring and Pinion, 3.08:1 Ratio, 1.625 in. Pinion, 28 Spline, 7.500 in. Ring Gear, Ford 7.5 in, Set

Part Number: YGA-24336

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Pinion Nut, Steel, Ford, 9 in., 35-Spline Pinion, Each

Part Number: MGR-PNF935

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Estimated Ship Date: Today

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

Part Number: MGR-R9R

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Differential Carrier Rebuild with Spider Gears, 8 in. and 9 in. Ford, 28 Spline, Complete Trac-Loc Internals and Clutches, Kit

Part Number: YGA-16024

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Differential Carrier Rebuild Kit, Traction-Lok, Clutch Pack, Clutch Shims, Roll Pin, Rear, Ford 9 in., Kit

Part Number: YGA-16027

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Spring, Differential Carrier Replacement Part, Trac Loc, Ford 8 in., Ford 9 in., Each

Part Number: YGA-33518

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Ring & Pinion Gear, 5.13 Ratio, Ford, 8.8 in., Set

Part Number: YGA-24100

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Ring & Pinion Gear, 3.80 Ratio, Ford, 8.0 in., Set

Part Number: YGA-24093

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Gear, Ring and Pinion, 7.33:1 Ratio, Ford, 9 in., Daytona Bearing, Set

Part Number: MGR-F890733AX

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Gear, Ring and Pinion, 4.56:1 Ratio, 1.625 in. Pinion, 8.800 in. Ring Gear, Ford 8.8 in., Set

Part Number: YGA-24098

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Gear, Ring and Pinion, 4.86:1 Ratio, 1.312 in. Pinion, 28 Spline, 9.000 in. Ring Gear, Ford 9 in., Set

Part Number: YGA-24110

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Estimated Ship Date: Jan 13, 2026 if ordered today

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