Lucas AS123 Alternator Rectifier Multifit Ford Opel Isuzu Toyota REC4499

SKU: REC4499
MOBILETRON
R 212.04
R 212.04
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    Description

    Vehicle Compatibility

    Alternator rectifier referenced for the Lucas AS123 alternator family. This is a multi-fit rectifier used across various AS123 alternator builds. Match by alternator family (AS123) and the original rectifier layout before ordering.

    AS123 Alternator Rectifier References

    • Ford Mount Variants: 66021113 (Ford LH Mount); 66021115 (Ford RH Mount)
    • Opel Variant: 66021120 (Opel T Car)
    • Tractor Variant: 66021123 (Deutz Tractor)
    • Monza Kadett Variants: 66021131 (Monza Kadett 1.3); E66021101LU (Monza Kadett 1.8)
    • Multifit Variants: 66021134 (24V Multifit 80mm); 66021144 (12V Multifit 80mm); 66021174 (Multifit 24V 55Amp)
    • Pulley Variants: E66021156LU (Multifit Single Pulley); E66021157LU (Multifit Double Pulley)
    • John Deere Variants: E66021158LU (Single Pulley); E66021159LU (Double Pulley)
    • Other AS123 References: 66021160 (Multifit Single); 66021172 (2Y Toyota); E66021122LU (MF240 260 265 285)
    • Isuzu AS123 References: E66021130LU (Isuzu KB23); E66021135LU (Isuzu WFR); E66021140LU (Isuzu Relay)

    Vehicle Fitment References Provided

    • Chevrolet: 3800 (1972 to 1978); 4100 (1972 to 1978); Senator 4.1 (1979 to 1982)
    • Ford: Laser 1600 GL Sport (CVH, 1989 to 1991); Meteor 1400 LX (CVH, 1989 to 1991); Meteor 1600 GL (CVH, 1989 to 1991); Meteor GLE (1990 to 1992)
    • Ford: Sierra 1.6 GL (Kent 2V, 1983 to 1989); Sierra 2.0 GL (Koln 2V, 1983 to 1989); Sierra 2.3 GLE (Koln V6, 1983 to 1986)
    • Ford: Sierra 3.0 GLS GLX (Essex V6, 1984 to 1989); Sierra XR6 (Essex V6, 1984 to 1989); Sierra XR6 (1990 to 1992)
    • Ford: Sapphire 2.0i GLEA (Koln 2V FI, 1989 to 1993); Sapphire 3.0 GLX (Essex V6, 1989 to 1993); Sapphire 3.0 Ghia (Essex V6 FI, 1991 to 1993)
    • Ford: Courier 3000 V6 (Essex V6, 1986 to 1990); Courier 3000 V6 (1990 to 1997); Triton 0608 (1987 to 1996)
    • Isuzu: KB21 (G161Z, 1987 to 1989); KB21 22 26 27 (G161Z, 1981 to 1987); KB27 46 1800 (G180Z, 1981 to 1989)
    • Isuzu: KB160 (4ZA1, 1989 to 1995); KBD41 4x4 (C190, 1981 to 1989); KB23LE KB43 (G200Z, 1984 to 1989)
    • Isuzu: KBD41 42 4x4 (C223, 1983 to 1989); KB24LE KB29 KB44 (4ZD1, 1987 to 1989)
    • Isuzu Diesel: KBD23 2.5D 4x2 (4JA1, 1987 to 1990); KBD28 2.5D 4x2 (4JA1, 1987 to 1989)
    • Isuzu: Relay Bus (4ZC1, 1989 to 1995); WFR 11 FVX (4ZB1, 1983 to 1989); WFR 2.0L (4ZC1, 1986 to 1989)
    • Mitsubishi: Canter 3.9 (ADE236, 1985 to 1987)
    • Nissan: Laurel 2.8 (L28, 1980 to 1984)
    • Opel: Kadett and Monza references listed under AS123 variants above
    • Renault: R9 TL GTL (C2J, 1983 to 1986)

    Specifications

    • Reference: REC4499
    • Part Type: Alternator Rectifier
    • Alternator Family: Lucas AS123
    • Application Type: Multifit AS123 rectifier references (various mount and pulley variants)
    • Common Variant Notes: 12V Multifit 80mm; 24V Multifit 80mm; Multifit 24V 55Amp (as per AS123 reference list)

    Features

    • Rectifies alternator AC output to DC to charge the battery and support the electrical system
    • Referenced for Lucas AS123 alternator builds across passenger, commercial, and agricultural applications
    • Suitable for alternator overhaul work where the original rectifier matches the same AS123 layout and reference
    • Helps restore correct charging performance where rectifier diodes have failed, shorted, or gone open circuit

    Why Buy From Us

    • Local South African stock with nationwide courier delivery
    • 12-month warranty subject to correct application and installation
    • Fitment support using alternator labels and clear photos of the original rectifier layout
    • Trusted by workshops and DIY customers for reliable charging system components

    Trusted by thousands of South African drivers for quality and durability.

    Installation & Maintenance Tips

    • Disconnect the battery before alternator removal or rectifier replacement
    • Confirm the alternator family is Lucas AS123 and compare the rectifier layout to the original unit before fitting
    • Inspect the regulator, brushes, and slip rings while the alternator is open and replace worn components as required
    • Clean and tighten all main power and earth connections to prevent voltage drop and repeat failures
    • After reassembly, verify charging voltage and check for abnormal AC ripple
    • If you are unsure about alternator repairs, have the rectifier fitted and tested by a qualified auto electrician
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