Frame, DE, Alternator 21-115 370-12020

Frame, DE, Alt

Replace OEM(s): Delco

For: Delco CS121 Series IR/EF Alternatorss

Used On: 1993-87 Buick, Chevrolet, Oldsmobile

Bearing: 110049-B Included

Composition: Aluminum

Condition: New

Mtg Ear 1 Hole: M8-1.25 Threaded

Mtg Ear 1 Thickness: 0.724in / 18.4mm

Mtg Ear 2 Hole: 10.0mm Unthreaded

Mtg Ear 2 Thickness: 2in / 50.8mm

Mtg Ear 3 Hole: 8.0mm Unthreaded

Mtg Ear 3 Thickness: 0.717in / 18.2mm

Specification: Mounting Ear-1 hole Size: 8mm_ Mounting Ear-1 Thickness: 18mm_ Mounting Ear-2 hole Size: M8 x 1.25_ Mounting Ear-2 Thickness: 18mm_ Mounting Foot hole Size: 10mm_ Mounting Foot to Bearing Center: 78mm_ Bearing Bore ID: 40mm_ Stator Bore ID: 117.5mm

Stator OD: 4.618in / 117.3mm

Thru Bolts: (3) 5.5mm Unthreaded

Weight: 0.94 lbs / 0.43 kg