C-3, A4LD, 5R55E Sun Gear

The C3, A4LD , 4R44E, 5R44E, 4R55E and the 5R55E share the Forward and Overdrive Sun Gear. The Overdrive Sun Gear is also used by the 5R55N, 5R55S and the 5R55W from 1991 to 2001 (24 tooth) used with the 25 tooth planet.

The forward sun gear could be either a no bushing type as pictured below or a two-bushing type. Here are the year break down by transmission model:

C3, A4LD
1974-1995; 2 Bushing Type
1985-1995; No Bushing Type

4R44E / 55RE; 5R44E / 55RE
1995-Up; could be either or.

Sun Shell and Gear Kits available.

No comments: