The main pair (21-70) of the JATCO JF613E differential is an intermediate shaft with 21-45 teeth, a differential gear with 70 teeth.

Intermediate shaft of the differential:

• Overall height - 155 mm;

Differential drive pinion:

• Number of teeth - 21 teeth | 2 notches;
• Gear outer diameter: 69.20 mm;

Intermediate shaft driven gear:

• Number of teeth - 45 pcs.;
• Gear outer diameter - 149.50 mm;
• Gear width: 26.15 mm;

Helical differential gear:

• Gear width: 36.55mm;
• Number of teeth - 70 pcs | 2 notches;
• Gear outer diameter: 208.90 mm;
• Inner diameter of gear - 111.90 mm;
• Number of mounting holes - 12 pcs. (10 are used)