Availability
68-72 GM A-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.70 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-GA237TNBB
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
63-70-Early Chevy C10, 5-Lug, 9-Inch Crate, Black PC, 31-Spline Axle, 3.70 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-GC337TNBB
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
64-66 Mustang, 9-Inch Crate, Black PC, 31-Spline Axle, 3.00 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-FM130TNBB
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
59-64 GM B-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.50 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-GB235TNBB
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
64-66 Mustang, 9-Inch Crate, Black PC, 31-Spline Axle, 3.50 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-FM135TNBB
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
55-57 GM B-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.00 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-GB130TNBB
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
55-57 GM B-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.70 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-GB137TNBB
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
70-Late -72 Chevy C10, 5-Lug, 9-Inch Crate, Black PC, 31-Spline Axle, 3.70 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-GC537TNBB
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
73-87 Chevy C10, 5-Lug, 9-Inch Crate, Black PC, 31-Spline Axle, 3.70 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-GC737TNBB
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
67-70 Mustang, 9-Inch Crate, Black PC, 31-Spline Axle, 3.70 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-FM237TNBB
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
67-69 GM Camaro/Firebird 9-Inch Crate, Black PC, Multi-Leaf, 31-Spline Axle, 3.70 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-GF237TNBB
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
78-88 GM G-Body 9-Inch Crate, Black PC, 31-Spline Axle, 3.50 Ratio, Helical Worm Gear Differential, Brakes Not Included
Part Number: CUR-CR-GG135TNBB
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Crate Axle, 68-72 GM A-Body Centurion 9-Inch, Black PC, 31-Spline, 4.11 Ratio, Helical Limited Slip, 11" Explorer Disc
Part Number: CUR-CR-GA241TEBB
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2025 if ordered today
Estimated Ship Date: Dec 31, 2025 if ordered today
Rear Rock Assault +2 Width Fully Built 4-Cyl 5.29 Spool Toyota
Part Number: TGI-301200-1-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Rear Rock Assault Ifs Width Fully Built V6 4.88 Spool Toyota
Part Number: TGI-301203-1-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Rear Rock Assault +2 Width Fully Built V6 5.29 Spool Toyota
Part Number: TGI-301204-1-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Rear Rock Assault +2 Width Fully Built 4-Cyl 5.29 Detroit Toyota
Part Number: TGI-301208-1-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Rear Rock Assault Ifs Width Fully Built 4-Cyl 5.29 Detroit Toyota
Part Number: TGI-301209-1-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Rear Rock Assault +2 Width Fully Built V6 4.88 Detroit Toyota
Part Number: TGI-301210-1-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Rear Rock Assault +2 Width Fully Built V6 5.29 Detroit Toyota
Part Number: TGI-301212-1-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Rear Rock Assault Ifs Width Fully Built V6 5.29 Detroit Toyota
Part Number: TGI-301213-1-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Rear Rock Assault +2 Width Fully Built 4-Cyl 4.88 Arb Toyota
Part Number: TGI-301214-1-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Rear Rock Assault +2 Width Fully Built V6 4.88 Arb Toyota
Part Number: TGI-301218-1-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Rear Rock Assault Ifs Width Fully Built V6 4.88 Arb Toyota
Part Number: TGI-301219-1-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Rear Rock Assault 58-IN.Wms Fully Built 4-Cyl 4.88 Spool Samurai
Part Number: TGI-301223-3-KIT
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
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