New old stock part.  Listing is for a single part.  If more than one is pictured it is just to show difference in packaging or condition.  See photos for detail and condition.

Description: Armature
OEM(s): Ford, Mitsubishi
Voltage: 12
Condition: New
Quality: Standard
Rotation: CW
Body OD: 2.106in / 53.5mm
CE OD: 0.346in / 8.8mm
DE OD: 0.394in / 10mm
Length: 6.713in / 170.5mm
CE to Bearing/Bushing Stop: 0.354in / 9mm
DE to Bearing/Bushing Stop: 1.551in / 39.4mm
Number of Comm Bars: 23
Lam Stack Thickness: 2.197in / 55.8mm
Number of Splines: 13
Splines Type: Straight
Application: Mitsubishi Gear Reduction Starters on Ford 7.3L Engine Applications
Weight: 2.91 lbs / 1.32 kg

Superseded From:
J&N 300-48003, 300-48004

Substitutes:
J&N 300-48004
Mitsubishi M105X43471

References:
J&N 300-48004
Arrowhead SMT3005
Ford F4TZ11005A, SME493
Mitsubishi M105X43471, M106X43472