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MW MODULAR ALUMINUM HOUSING COMPARISON CHART | ||||||||||||||||||
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Type: | MW 12" | 9" Ford | GM 12-bolt | |||||||||||||||
Mounting | Solid & 4-link | Solid & 4-link | Solid & 4-link | |||||||||||||||
Ring gear | Special 12" | Ford 9" | GM 8.875" | |||||||||||||||
Gear range | 2.91 to 4.57:1 | 3.40 to 6:50 (A) | 4.11 to 6.14:1 (A) | |||||||||||||||
Hypoid | 2.25" | 2.25" | 1.5" | |||||||||||||||
Center casting | 16" wide | 16" wide | 14" wide | |||||||||||||||
Extension | End bells | Bells & tube | Bells & tube | |||||||||||||||
Housing width | 31-1/8" to 37-1/8" | 30-1/8" to 37-3/4" (wider w/ tubes) | 28-1/8" to 35-3/4" (wider w/ tubes) | |||||||||||||||
Interchangeable | Yes | Yes | Yes | |||||||||||||||
| (A) With 9310 "Pro" drag race gears. Wider range with 8620 alloy street/oval track gears. | ||||||||||||||||||
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9" Ford Housings
GM 12-Bolt Housings
Dana 60 Housings