InMotion RB6203 Generator Drive End Bearing - Front Outer, Outer or Rear

Generator Drive End Bearing for Automotive Use

The InMotion RB6203 is a round, single-row ball bearing built for generator drive end applications and other rotating assemblies that need stable, low-friction operation. With 17.000 mm inside diameter and 40.000 mm outside diameter, it supports smooth rotation in a compact bearing package.

Use this bearing when servicing charging-system components on vehicles such as Toyota 4Runner, Toyota Land Cruiser, and Ford F-150 applications listed below.

Key Features

• Part number: RB6203
• Type: ball bearing
• Round bearing design
• Single-row construction
• Inside diameter: 0.669 in / 17.000 mm
• Outside diameter: 1.575 in / 40.000 mm
• Built for generator drive end service

Detailed Product Overview

InMotion RB6203 is a generator drive end bearing engineered for consistent rotational support in electrical, charging, and starting systems. Its ball-bearing construction helps reduce friction while maintaining shaft stability in demanding automotive and industrial environments. The dimensional profile makes it a direct-fit service part for many alternator and compressor-related applications, including Toyota 4Runner, Toyota Land Cruiser, and Ford trucks and vans equipped with Tecumseh York A/C compressor setups.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Helps Address

• Noise from a worn generator or drive end bearing
• Excess friction in rotating charging-system components
• Shaft wobble or reduced rotational stability
• Premature wear in alternator or compressor bearing points
• Service issues on older Toyota, Ford, Mercury, and Chrysler applications

Installation Notes and Fitment

Compatible With confirmed applications listed by year, make, model, position, and notes. Fitment includes 1946-1995 vehicles across Toyota, Ford, Mercury, Chevrolet, Chrysler, Buick, Cadillac, Pontiac, Oldsmobile, Jeep, Isuzu, and Dodge platforms.

• Fits 1984-1995 Toyota 4Runner, N/A
• Fits 1988-1989 Toyota Land Cruiser, N/A
• Fits 1986 Toyota Land Cruiser, N/A
• Fits 1980 Toyota Land Cruiser, N/A
• Fits 1987-1989 Toyota Pickup, N/A
• Fits 1980-1983 Toyota Pickup, N/A
• Fits 1984-1989 Toyota Van, N/A
• Fits 1982-1988 Toyota Cressida, N/A
• Fits 1986-1988 Toyota Supra, N/A
• Fits 1982-1987 Toyota Corolla, N/A
• Fits 1987 Toyota Land Cruiser, N/A, U/K SteeringSystem
• Fits 1981-1985 Toyota Land Cruiser, N/A, U/K SteeringSystem
• Fits 1980-1986 Toyota Celica, N/A
• Fits 1984-1986 Toyota Pickup, N/A, U/K SteeringSystem
• Fits 1966-1984 Ford Bronco, Rear, with Tecumseh York A/C Compressor
• Fits 1975-1984 Ford E-150 Econoline, Rear, with Tecumseh York A/C Compressor
• Fits 1975-1984 Ford E-150 Econoline Club Wagon, Rear, with Tecumseh York A/C Compressor
• Fits 1975-1984 Ford E-250 Econoline, Rear, with Tecumseh York A/C Compressor
• Fits 1975-1984 Ford E-250 Econoline Club Wagon, Rear, with Tecumseh York A/C Compressor
• Fits 1975-1984 Ford E-350 Econoline, Rear, with Tecumseh York A/C Compressor
• Fits 1977-1984 Ford E-350 Econoline Club Wagon, Rear, with Tecumseh York A/C Compressor
• Fits 1975-1984 Ford F-150, Rear, with Tecumseh York A/C Compressor
• Fits 1960-1984 Ford F-250, Rear, with Tecumseh York A/C Compressor
• Fits 1960-1984 Ford F-350, Rear, with Tecumseh York A/C Compressor
• Fits 1965-1984 Ford LTD, Rear, with Tecumseh York A/C Compressor
• Fits 1967-1984 Mercury Marquis, Rear, with Tecumseh York A/C Compressor
• Fits 1969-1983 Ford E-100 Econoline, Rear, with Tecumseh York A/C Compressor
• Fits 1975-1983 Ford E-100 Econoline Club Wagon, Rear, with Tecumseh York A/C Compressor
• Fits 1960-1983 Ford F-100, Rear, with Tecumseh York A/C Compressor
• Fits 1978-1983 Ford Fairmont, Rear, with Tecumseh York A/C Compressor
• Fits 1979-1983 Ford Mustang, Rear, with Tecumseh York A/C Compressor
• Fits 1964-1973 Ford Mustang, Rear, with Tecumseh York A/C Compressor
• Fits 1981-1983 Isuzu I-Mark, Rear, with Tecumseh York A/C Compressor
• Fits 1983 Isuzu Impulse, Rear, with Tecumseh York A/C Compressor
• Fits 1981-1983 Isuzu Pickup, Rear, with Tecumseh York A/C Compressor
• Fits 1978-1983 Mercury Zephyr, Rear, with Tecumseh York A/C Compressor
• Fits 1980-1982 Chevrolet LUV, Rear, with Tecumseh York A/C Compressor
• Fits 1975-1982 Mercury Grand Marquis, Rear, with Tecumseh York A/C Compressor
• Fits 1982 Toyota Corona, N/A
• Fits 1967-1981 Mercury Cougar, Rear, with Tecumseh York A/C Compressor
• Fits 1971-1980 Ford Pinto, Rear, with Tecumseh York A/C Compressor
• Fits 1975-1980 Mercury Bobcat, Rear, with Tecumseh York A/C Compressor
• Fits 1979-1980 Mercury Capri, Rear, with Tecumseh York A/C Compressor
• Fits 1969-1977 Mercury Capri, Rear, with Tecumseh York A/C Compressor
• Fits 1966-1967 Mercury Capri, Rear, with Tecumseh York A/C Compressor
• Fits 1975-1980 Mercury Monarch, Rear, with Tecumseh York A/C Compressor
• Fits 1968-1976 Mercury Montego, Rear, with Tecumseh York A/C Compressor
• Fits 1960-1974 Mercury Colony Park, Rear, with Tecumseh York A/C Compressor
• Fits 1969-1970 Mercury Marauder, Rear, with Tecumseh York A/C Compressor
• Fits 1963-1966 Mercury Marauder, Rear, with Tecumseh York A/C Compressor
• Fits 1961-1967 Ford Econoline, Rear, with Tecumseh York A/C Compressor
• Fits 1962-1967 Mercury Villager, Rear, with Tecumseh York A/C Compressor
• Fits 1963-1965 Jeep Wagoneer, N/A, Open Design
• Fits 1961-1962 Buick Skylark, N/A, Open Design
• Fits 1946-1962 Cadillac Commercial Chassis, N/A, Open Design
• Fits 1953-1962 Cadillac DeVille, N/A, Open Design
• Fits 1953-1962 Cadillac Eldorado, N/A, Open Design
• Fits 1953-1962 Chevrolet Corvette, N/A, Except Heavy Duty
• Fits 1958-1962 Chevrolet Impala, N/A, Except Heavy Duty
• Fits 1961-1962 Pontiac Tempest, N/A, Open Design
• Fits 1950-1961 Chevrolet Bel Air, N/A, Except Heavy Duty
• Fits 1950-1961 Oldsmobile 98, N/A, with All Types Alternator
• Fits 1961 Oldsmobile Starfire, N/A, with All Types Alternator
• Fits 1954-1957 Oldsmobile Starfire, N/A, with All Types Alternator
• Fits 1959-1960 Chevrolet El Camino, N/A, Except Heavy Duty
• Fits 1960 Chrysler Imperial, N/A, Heavy Duty
• Fits 1960 Chrysler New Yorker, N/A, Heavy Duty
• Fits 1960 Chrysler Newport, N/A, Heavy Duty
• Fits 1960 Chrysler Town & Country, N/A, Heavy Duty
• Fits 1960 Dodge Dart, N/A, Except Heavy Duty
• Fits 1956-1959 Chrysler Imperial, N/A, Except Heavy Duty
• Fits 1950 Chrysler Imperial, N/A, Except Heavy Duty
• Fits 1946-1959 Chrysler New Yorker, N/A, Except Heavy Duty
• Fits 1950-1959 Chrysler Newport, N/A, Except Heavy Duty
• Fits 1946-1959 Chrysler Town & Country, N/A, Except Heavy Duty
• Fits 1955-1959 Dodge Lancer, N/A, Except Heavy Duty
• Fits 1950-1958 Pontiac Catalina, N/A, Open Design
• Fits 1955-1958 Pontiac Laurentian, N/A, Except Heavy Duty
• Fits 1957 Buick Century, Outer, with Vickers Pump
• Fits 1957 Buick Roadmaster, Outer, with Vickers Pump
• Fits 1954-1957 Oldsmobile 88, N/A, with All Types Alternator
• Fits 1950 Oldsmobile 88, N/A, with All Types Alternator

Quality Assurance

Manufactured by InMotion and identified as part number RB6203, this bearing is specified with defined inside and outside diameters, a single-row ball-bearing design, and application-based fitment data for service verification.