2002 MERCURY MOUNTAINEER Transmission & Drivetrain

Differential, Grip LS Traction System, 31-Spline, Ford, 8.8 in., Each

Part Number: PWT-LS108831

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Estimated Ship Date: Dec 5, 2025 if ordered today

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• Mfr. Rebate

$35.00 Mail-In Rebate

Price after Manufacturer Rebate: $428.99

Rebate Expires: 12/31/2025

Get $35 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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Differential Carrier, Open, Ford 8.8 in., 31 Spline, Complete w/Spider Gears, Each

Part Number: YGA-20070

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/17/2025

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Differential Clutch, Steel Pack, Rear, Posi, GM, 8.875 in., Set

Part Number: YGA-16041

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Ring Gear Rotation, Ford 8.8 in., Set

Part Number: SPZ-36123

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Gear, Ring and Pinion, 3.55:1 Ratio, 1.625 in. Pinion, 8.800 in. Ring Gear, Ford 8.8 in., Set

Part Number: YGA-24095

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/17/2025

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8.8" FORD 3.08 R&P ** USA STANDARD GEAR **

Part Number: SPZ-36120

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Spider Gear Kit, Posi Differential, Ford 8.8 in., 31 Spline, Kit

Part Number: YGA-16106

4.4 out of 5 stars ( 15 )

Estimated Ship Date: Monday 11/17/2025

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Gear, Ring and Pinion, 4.88:1 Ratio, Dana 35, Set

Part Number: MGR-D35-488

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 4, 2025 if ordered today

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Differential Cover, Aluminum Girdle Cover, Natural, 10-bolt, Ford 8.8 in., Each

Part Number: YGA-32114

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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USA Standard ring & pinion sets are the right choice to add confidence to your install. USA Standard Gear offe

Part Number: SPZ-36309

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Differential Clutch, Steel Pack, Rear, Posi, GM, 8.875 in., Set

Part Number: YGA-16064

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Ring and Pinion Gears, 3.55:1 Ratio, 10-bolt, Standard Rotation, Ford 8.8 in., Set

Part Number: SPZ-36122

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Spider Gear Kit, Open Differential, Ford 8.8 in., 28 Spline, Kit

Part Number: YGA-16019

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Ring and Pinion Kit

Part Number: RMG-D35355

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Estimated Ship Date: Dec 5, 2025 if ordered today

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Differential, No-Slip Traction System, 31-Spline, Ford, 8.8 in., Each

Part Number: PWT-92-0688-3108

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Estimated Ship Date: Monday 11/17/2025

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• Mfr. Rebate

$40.00 Mail-In Rebate

Price after Manufacturer Rebate: $504.99

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

Part Number: YGA-24100

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Estimated Ship Date: Dec 15, 2025 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: Dec 15, 2025 if ordered today

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

Part Number: YGA-14155

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Gear, Ring and Pinion, 3.08:1 Ratio, 1.625 in. Pinion, 8.800 in. Ring Gear, Ford 8.8 in., Set

Part Number: YGA-24349

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Ring & Pinion Gear, 4.30 Ratio, Ford, 8.8 in. Rear, Set

Part Number: YGA-24353

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Ring and Pinion Gears, 4.56:1 Ratio, AMC Model 35, Set

Part Number: YGA-24182

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Ring and Pinion Gears, 3.27:1 Ratio, 30-spline, Standard Rotation, Ford 8.8 in., Set

Part Number: YGA-24350

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Differential Clutch, Steel Pack, Dura-Grip, Eaton, 18-Plate, GM, 8.875 in., Set

Part Number: YGA-16110

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Ring and Pinion Gears, 4.11:1 Ratio, Standard Ring Gear Rotation, Ford 8.8 in., Set

Part Number: SPZ-36125

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Gear, Ring and Pinion, 4.11:1 Ratio, 1.375 in. Pinion, 26 Spline, 7.562 in. Ring Gear, Dana 35, Set

Part Number: YGA-24181

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Estimated Ship Date: Monday 11/17/2025

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