HomeElectrical, Charging and Starting > Alternator / Generator and Related ComponentsFAG 6303 Generator Drive End Bearing - Rear or Rear Outer
Part #: 6303

FAG 6303 Generator Drive End Bearing - Rear or Rear Outer

Rear Outer
23 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$40.99Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Daihatsu, Checker, Ford, and Chrysler, Charade, Marathon, Superba, F-100, F-250, F-350, P-100, P-350, New Yorker, Saratoga, and Windsor
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of FAG 6303 Generator Drive End Bearing

The FAG 6303 generator drive end bearing is engineered for reliable performance in electrical charging and starting systems. Designed specifically for select Chrysler and Ford vehicles, this bearing ensures smooth operation and durability in generator assemblies.

  • Compatible with Chrysler New Yorker and Ford F-100, F-250, F-350 models
  • Inside diameter approximately 17 mm (0.669 inches)
  • Outside diameter approximately 47 mm (1.85 inches)
  • Height around 14 mm (0.551 inches)
  • Part number 6303 for precise identification and fitment

Technical Specifications and Dimensions

The FAG 6303 bearing features an inside diameter of 16.993 to 17 mm (0.669 inches), making it suitable for generator shafts requiring this precise fit. Its outside diameter measures approximately 46.99 to 47 mm (1.85 inches), providing a secure housing fit. The bearing height is about 14 mm (0.551 inches), ensuring compatibility with generator drive end assemblies in the specified vehicle models. These dimensions are critical for maintaining proper alignment and reducing wear in the charging system.

Application and Vehicle Compatibility

This generator drive end bearing is compatible with Chrysler New Yorker and Ford F-100, F-250, and F-350 trucks. It is designed to replace worn or damaged bearings in the generator assembly, helping to maintain efficient electrical charging and starting functions in these vehicles. Using the correct part number 6303 ensures proper fit and function.

  • Reduces generator noise caused by bearing wear
  • Prevents premature generator shaft damage
  • Maintains smooth rotation of the generator drive end
  • Helps avoid electrical charging interruptions
  • Supports reliable starting system performance

Installation Notes and Tips

When installing the FAG 6303 bearing, ensure the generator is clean and free of debris. Use appropriate tools to press the bearing into place without applying excessive force that could damage the bearing or housing. Verify the bearing’s orientation matches the original setup. Lubricate as recommended by the vehicle manufacturer to extend bearing life. Proper installation will help maintain generator efficiency and reduce the risk of early failure.

Quality Assurance and Warranty

FAG bearings are manufactured to meet strict quality standards, ensuring durability and consistent performance. The 6303 generator drive end bearing undergoes rigorous testing to comply with industry specifications. While specific warranty details may vary, FAG products typically come with a limited warranty against manufacturing defects, providing confidence in the part’s reliability for Chrysler and Ford vehicle applications.

BrandFAG
Part Number6303
Bearing Inside Diameter0.669
Bearing Inside Diameter16.993
Bearing Outside Diameter1.85
Bearing Outside Diameter46.99
Height0.551
Height14
Inside Diameter0.669
Inside Diameter17
Length0.551
Length13.995
Outside Diameter1.85
Outside Diameter47

This part fits 23 vehicles. Search below:

YearMakeModelPositionNotes
1963FordF-100Rearw/ 40 Amp Alternator; Autolite/Prestolite Type; Schaeffler BRG Global Number 6303
1963FordF-250RearSchaeffler BRG Global Number 6303
1963FordF-350RearSchaeffler BRG Global Number 6303
1962FordF-100Rearw/ 40 Amp Alternator; Autolite/Prestolite Type; Schaeffler BRG Global Number 6303
1962FordF-250RearSchaeffler BRG Global Number 6303
1962FordF-350RearSchaeffler BRG Global Number 6303
1961FordF-100Rearw/ 40 Amp Alternator; Autolite/Prestolite Type; Schaeffler BRG Global Number 6303
1961FordF-250RearSchaeffler BRG Global Number 6303
1961FordF-350RearSchaeffler BRG Global Number 6303
1960FordF-100Rearw/ 40 Amp Alternator; Autolite/Prestolite Type; Schaeffler BRG Global Number 6303
1960FordF-250RearSchaeffler BRG Global Number 6303
1960FordF-350RearSchaeffler BRG Global Number 6303
1959ChryslerNew YorkerRearSchaeffler BRG Global Number 6303
1959FordF-100Rearw/ 40 Amp Alternator; Autolite/Prestolite Type; Schaeffler BRG Global Number 6303
1959FordF-250RearSchaeffler BRG Global Number 6303
1959FordF-350RearSchaeffler BRG Global Number 6303
1958ChryslerNew YorkerRearSchaeffler BRG Global Number 6303
1958FordF-100Rearw/ 40 Amp Alternator; Autolite/Prestolite Type; Schaeffler BRG Global Number 6303
1958FordF-250RearSchaeffler BRG Global Number 6303
1958FordF-350RearSchaeffler BRG Global Number 6303
1957FordF-100Rearw/ 40 Amp Alternator; Autolite/Prestolite Type; Schaeffler BRG Global Number 6303
1957FordF-250RearSchaeffler BRG Global Number 6303
1957FordF-350RearSchaeffler BRG Global Number 6303

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

303303BB63036303-J

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.