Motive Gear MOTGM10-390 GM 8.5 Ring & Pinion 3.90 Ratio

Motive Gear MOTGM10-390 GM 8.5 Ring & Pinion 3.90 Ratio is listed by Motorstate as a Ring and Pinion Gears for catalog matching by brand, part number, and product name. Use this source-backed listing when comparing Motive Gear components in the Ring and Pinion Gears category. The manufacturer part reference is GM10-390, while the Motorstate part number is MOTGM10-390. Catalog description context: Ring and Pinion - 3.90 Ratio - 30 Spline Pinion - 8.5 in - GM 10-Bolt - Kit. No vehicle compatibility is stated here unless it is present in separate fitment data.