Cat D3G D4G Alternator Kit

Alternator Rebuild Kit: Rectifier, Regulator, Bearings, Brushes

• Rectifier 113mm OD, M6 x 1.0 x 43mm Battery Terminal, 8-50A diodes, 12 Volt, With mtg. hole for 99901012 ground strap. NOTE 2:Similar to 77904016 except 77904016 has M8 x 1.25 battery terminal. For Denso 120-136A ER/IF Alternators w/ 130mm OD Stator // Replacing: Denso 021580-5220, Toyota 27357-20060, Other INR735
• Premium Voltage Regulator;12 Volt, A-Circuit, P-IG-L Terminals, 14.5 Running Voltage Set Point, Replacing; replaces both 126000-2630 (std. lamp) & 126000-3490 (active lamp) Other IN451
• DE WBD Bearing 55222 17x52x16mm Ref# 949100-3330, 949100-4370, 949100-5010 - 10-3042-4W
• SRE WBD Bearing 53514 15x35x13mm Ref# 949100-2790, 949100-3980 - 10-2021-4W
• Brush Holder Assembly with Brushes 39-8203 Ref# 021620-2720 - 39-8203

Application

Caterpillar Ag. & Ind. Track Tractor
D3G Cat. 3046, 5.0L Caterpillar Dsl. 2002-2006
D4G Cat. 3046, 5.0L Caterpillar Dsl. 2004-2006
D4G LGP Cat. 3046, 5.0L Caterpillar Dsl. 2002-2007
D4G XL Cat. 3046, 5.0L Caterpillar Dsl. 2002-2008
D5G Cat. 3046, 5.0L Caterpillar Dsl. 2002-2007
D5G LGP Cat. 3046, 5.0L Caterpillar Dsl. 2002-2007

Unit #s

Caterpillar 203-5492, 203-5492R, 2035492 Denso 102211-3030, Other 12875