Third Member Complete Assembly

Third Member, 3.50:1 Gear Ratio, Currie TwinTrac, 31-Spline, Nodular Iron Case, Big Bearing Pinion Support, 1350 Yoke, Each

Part Number: CUR-CE-9CT350S50

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/28/2025

• Free Shipping

Third Member, 3.70:1 Gear Ratio, Currie TwinTrac, 31-Spline, Nodular Iron Case, Big Bearing Pinion Support, 1350 Yoke, Each

Part Number: CUR-CE-9CT370S50

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/28/2025

• Free Shipping

Third Member, 4.11:1 Gear Ratio, Currie TwinTrac, 31-Spline, Nodular Iron Case, Big Bearing Pinion Support, 1350 Yoke, Each

Part Number: CUR-CE-9CT411S50

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/28/2025

• Free Shipping

Third Member, 3.89:1 Gear Ratio, Currie TwinTrac, 31-Spline, Nodular Iron Case, Big Bearing Pinion Support, 1350 Yoke, Each

Part Number: CUR-CE-9CT389S50

Not Yet Reviewed

Estimated Ship Date: Monday 4/28/2025

• Free Shipping

Center Section, 9 in. Ford, Nodular Iron, Trak-Lok, 31-Spline Axle, 3.70:1 Ratio, Each

Part Number: MSR-3MNC31AN370

Not Yet Reviewed

Estimated Ship Date: Monday 4/28/2025

• Free Shipping

Third Member Complete Assembly, Detroit Speed, FN988 Assembly, 8.8 in. Gears, 31 Spline, Truetrac, 3.55 Ratio, 1350 Yoke, for Ford 9 in Housing, Each

Part Number: DSR-070880-355DS

Not Yet Reviewed

Estimated Ship Date: Monday 4/28/2025

• Free Shipping

Third Member Complete Assembly, Detroit Speed, FN988 Assembly, 8.8 in. Gears, 31 Spline, Truetrac, 3.73 Ratio, 1350 Yoke, for Ford 9 in Housing, Each

Part Number: DSR-070880-373DS

Not Yet Reviewed

Estimated Ship Date: Monday 4/28/2025

• Free Shipping

Center Section, 9 in. Ford, Aluminum, Detroit Truetrac, 31-Spline Axle, 4.11:1 Ratio, Each

Part Number: MSR-3MAT31BA411

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2025 if ordered today

• Free Shipping
• Special Order

Center Section, 9 in. Ford, Aluminum, Detroit Truetrac, 31-Spline Axle, 3.70:1 Ratio, Each

Part Number: MSR-3MAT31AA370

Not Yet Reviewed

Estimated Ship Date: May 12, 2025 if ordered today

• Free Shipping
• Special Order

Third Member Complete Assembly, Detroit Speed, FN988 Assembly, 8.8 in. Gears, 31 Spline, Truetrac, 3.08 Ratio, 1350 Yoke, for Ford 9 in Housing, Each

Part Number: DSR-070880-308DS

Not Yet Reviewed

Estimated Ship Date: May 9, 2025 if ordered today

• Free Shipping
• Special Order

Center Section, 9 in. Ford, Nodular Iron, Auburn Limited Slip, 31-Spline Axle, 3.25:1 Ratio, Each

Part Number: MSR-3MNA31AA325

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2025 if ordered today

• Free Shipping
• Special Order

Center Section, 9 in. Ford, Nodular Iron, Detroit Truetrac, 31-Spline Axle, 4.11:1 Ratio, Kit

Part Number: MSR-3MNT31AN411

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2025 if ordered today

• Free Shipping
• Special Order

Third Member Complete Assembly, Ford 9 in., 31-Spline, Nodular Iron Case, Steel Main Cap, Bolt Retention, 4.57:1 Ratio, 1350 Series Yoke, Each

Part Number: MSR-3MNS31AP457P

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2025 if ordered today

• Free Shipping
• Special Order

Center Section, 9 in. Ford, Nodular Iron Case, Trac-Lok, 31-Spline, Daytona Pro/Street Support, 3.50:1, Each

Part Number: MSR-3MNC31AN350

Not Yet Reviewed

Estimated Ship Date: Jun 2, 2025 if ordered today

• Free Shipping
• Special Order

Center Section, 9 in. Ford, Nodular Iron, Spool, 31-Spline Axle, 4.11:1 Ratio, Each

Part Number: MSR-3MNS31AA411

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2025 if ordered today

• Free Shipping
• Special Order

Third Member Complete Assembly, Detroit Speed, FN988 Assembly, 8.8 in. Gears, 31 Spline, Truetrac, 4.10 Ratio, 1350 Yoke, for Ford 9 in Housing, Each

Part Number: DSR-070880-410DS

Not Yet Reviewed

Estimated Ship Date: Monday 4/28/2025

• Free Shipping

Center Section, 9 in. Ford, Nodular Iron, Spool, 31-Spline Axle, 6.00:1 Ratio, Each

Part Number: MSR-3MNS31AN600

Not Yet Reviewed

Estimated Ship Date: May 19, 2025 if ordered today

• Free Shipping
• Special Order

Center Section, 9 in. Ford, Nodular Iron, Detroit Truetrac, 31-Spline Axle, 3.89:1 Ratio, Each

Part Number: MSR-3MNT31BN389

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2025 if ordered today

• Free Shipping
• Special Order

Third Member Assembly, Ford 9 in., Nodular Iron Case, Spool, 31-Spline Axle, 4.57:1 Ratio, Each

Part Number: MSR-3MNS31AN457

Not Yet Reviewed

Estimated Ship Date: May 19, 2025 if ordered today

• Free Shipping
• Special Order

9IN CENTER SECTION

Part Number: MSR-3MNL31BN350

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2025 if ordered today

• Free Shipping
• Special Order

Center Section, 9 in. Ford, Nodular Iron, Spool, 31-Spline Axle, 5.43:1 Ratio, Each

Part Number: MSR-3MNS31AN543

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2025 if ordered today

• Free Shipping
• Special Order

Center Section, 9 in. Ford, Nodular Iron, Spool, 31-Spline Axle, 6.20:1 Ratio, Each

Part Number: MSR-3MNS31AN620

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2025 if ordered today

• Free Shipping
• Special Order

Third Member Complete Assembly, Ford 9 in., 31-Spline, Nodular Iron Case, Steel Main Cap, Bolt Retention, 6.33:1 Ratio, 1350 Series Yoke, Each

Part Number: MSR-3MNS31AN633

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2025 if ordered today

• Free Shipping
• Special Order

Center Section, 9 in. Ford, Nodular Iron, Spool, 31-Spline Axle, 4.11:1 Ratio, Kit

Part Number: MSR-3MNS31AP411P

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2025 if ordered today

• Free Shipping
• Special Order

Center Section, 9 in. Ford, Nodular Iron, Spool, 31-Spline Axle, 4.11:1 Ratio, Each

Part Number: MSR-3MNS31BN411

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2025 if ordered today

• Free Shipping
• Special Order