Electrical

Electrical

Land Rover Discovery 1

Discovery 1 Electrical Parts & Lighting

Repair and upgrade Discovery 1 electrical systems with lamps, alternators, switches, sensors, relays, bulbs, wiper components and associated wiring parts.

What you will find in this category

Lighting & Lamps

Rear bumper lamps, lenses, bulbs, clear-light kits and replacement lighting components.

Starting & Charging

Alternators, starter-related parts, cables and charging-system components.

Switches & Sensors

Reverse-light switches, oil-pressure switches, courtesy switches, relays and sensors.

Dashboard & Wipers

Instrument bulbs, clock illumination, wiper components and cabin electrical fittings.

Match connectors and original equipment

Electrical specifications changed throughout Discovery 1 production. Check connector type, lamp position, gearbox, engine, model year and original equipment before ordering.

Quality choices for your Discovery 1

The range includes Direct Replacement, Britpart, OEM, Genuine Land Rover, Lucas and selected Terrafirma electrical products.

Ordering tip: Discovery 1 specifications vary by engine, model year, body style, gearbox, axle and previous modifications. Always check the complete individual product listing and part number before ordering.
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  • Discovery 1/Range Rover Classic V8 Ignition Capacitor from JGS4x4

    Capacitor for Ignition Coil on for Discovery 1 and Range Rover Classic 3.5 twin carb engine and EFI from

    Direct Replacement

    £6.99 Inc. VAT
    £5.82 Ex. VAT
    This ignition capacitor is designed for use with Discovery 1 and Range Rover Classic models equipped with the 3.5 twin carb engine and the later EFI model from VIN KA039067. It ensures reliable ignition coil performance, helping maintain smooth engine...
    ADU7242L
    £6.99 Inc. VAT
    £5.82 Ex. VAT
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    £6.99 Inc. VAT
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  • Discovery 1/Range Rover Classic Alternator A127-100 Amp from JGS4x4 Discovery 1/Range Rover Classic Alternator A127-100 Amp from JGS4x4

    Alternator A127-100 Amp V8 and Classic on for Discovery 1 3.9 V8

    Direct Replacement

    £128.29 Inc. VAT
    £106.91 Ex. VAT
    The Alternator A127-100 Amp is designed for Discovery 1 and Range Rover Classic models equipped with the 3.9 V8 engine, covering years 1989 to 1998 for Discovery 1 and 1971 to 1994 for Range Rover Classic. This alternator provides reliable electrical...
    AMR3107
    £128.29 Inc. VAT
    £106.91 Ex. VAT
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    £128.29 Inc. VAT
    £106.91 Ex. VAT
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  • Discovery 1/Range Rover Classic 300TDI Alternator 100A from JGS4x4

    Alternator 100A for 300TDI Discovery 1 Range Rover Classic HELLA

    HELLA

    £222.39 Inc. VAT
    £185.32 Ex. VAT
    This Classic 300TDI Alternator 100A is designed for Discovery 1 and Range Rover Classic models equipped with the 300TDI engine. Manufactured by HELLA, this alternator provides reliable electrical energy to power your vehicle's engine, recharge the...
    YLE10113G
    £222.39 Inc. VAT
    £185.32 Ex. VAT
    Qty in Cart: 0
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    £222.39 Inc. VAT
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  • Defender/Discovery 1 Relay-Auxiliary Lighting from JGS4x4

    Relay for Various Models, and 30amp Green Relay for Defender, Discovery, Range Rover Classic

    Direct Replacement

    £4.59 Inc. VAT
    £3.82 Ex. VAT
    This 30amp green relay is designed for auxiliary lighting and various electrical applications in Defender, Discovery 1, Range Rover Classic, and Series 3 1971-1985 models. It operates via an electromagnet activated by a switch or ECU to power essential...
    YWB10032L
    £4.59 Inc. VAT
    £3.82 Ex. VAT
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  • Defender/Discovery 1 Bush Set from JGS4x4

    Starter Motor Brush Set for Defender, Discovery 1, Range Rover 300TDI, Turbo Diesel, 200TDI

    OEM Parts

    £15.79 Inc. VAT
    £13.16 Ex. VAT
    This Starter Motor Brush Set is designed for use with Defender, Discovery 1, and Range Rover models equipped with 300TDI, Turbo Diesel, and 200TDI engines. It provides reliable performance and durability, ensuring smooth starting operation for your...
    STC1246
    £15.79 Inc. VAT
    £13.16 Ex. VAT
    Qty in Cart: 0
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  • Defender/Discovery 1 Alternator Drive Belt-ERR5579 from JGS4x4

    Serpentine Alternator Belt for Defender, Discovery 1, Range Rover Classic 3.9 & 4.0 EFI

    Direct Replacement

    £8.19 Inc. VAT
    £6.82 Ex. VAT
    This serpentine alternator belt is designed for use with 3.9 and 4.0 EFI engines in Defender, Discovery 1, and Range Rover Classic vehicles equipped with air conditioning. It ensures reliable power transmission to essential components such as the...
    ERR5579
    £8.19 Inc. VAT
    £6.82 Ex. VAT
    Qty in Cart: 0
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    £8.19 Inc. VAT
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  • Alarm Switch from JGS4x4

    Alarm and Bonnet Switch for Defender, Discovery, Range Rover Classic

    Genuine Land Rover

    £77.03 Inc. VAT
    £64.19 Ex. VAT
    This Alarm and Bonnet Switch is designed for use with Defender, Discovery 1, and Range Rover Classic models. It functions as an alarm switch, enabling the opening or closing of electrical circuits commonly used in driver-controlled systems such as...
    AMR2022LR
    £77.03 Inc. VAT
    £64.19 Ex. VAT
    Qty in Cart: 0
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    £77.03 Inc. VAT
    £64.19 Ex. VAT
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  • Discovery 1 & Range Rover Classic Heater Blower Motor from JGS4x4

    Heater Blower Motor for Discovery 1 & Range Rover Classic

    BP/ABP

    £250.69 Inc. VAT
    £208.91 Ex. VAT
    This kit is designed and engineered to replace failed heater motors. Note: When replacing the heater blower motor the vehicle's resistor must be upgraded to resistor. Kit Contents: Heater blower motor Blower wheel Motor mounting bracket Mounting screws...
    DA4178
    £250.69 Inc. VAT
    £208.91 Ex. VAT
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  • Defender 90 Britpart Yellow Rear Coil Springs Plus 40mm Light Load from JGS4x4

    Performance Rear Springs Light Load 2" 40mm Lift for Defender, Discovery 1, Range Rover Classic

    Britpart

    £101.79 Inc. VAT
    £84.82 Ex. VAT
    These performance rear coil springs provide a 40mm 2 inch lift with a light load rating, ideal for enhancing off-road capability and load handling. Designed for Defender, Discovery 1, and Range Rover Classic models, they feature a 17mm bar diameter and a...
    DA4203
    £101.79 Inc. VAT
    £84.82 Ex. VAT
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    £101.79 Inc. VAT
    £84.82 Ex. VAT
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  • Terrafirma Diff Lock Switch Mount Bracket - Double for Defender, Discovery 1, Range Rover Classic, Range Rover P38

    Terrafirma Diff Lock Switch Mount Bracket - Double for Defender, Discovery 1, Range Rover Classic, Range Rover P38

    Terrafirma

    £10.19 Inc. VAT
    £8.49 Ex. VAT
    Fits Models: Defender, Discovery 1, Range Rover Classic, Range Rover P38
    TF4502
    £10.19 Inc. VAT
    £8.49 Ex. VAT
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  • Terrafirma Diff Lock Switch Mount Bracket - Single for Defender, Discovery 1, Range Rover Classic, Range Rover P38

    Terrafirma Diff Lock Switch Mount Bracket - Single for Defender, Discovery 1, Range Rover Classic, Range Rover P38

    Terrafirma

    £9.89 Inc. VAT
    £8.24 Ex. VAT
    Fits Models: Defender, Discovery 1, Range Rover Classic, Range Rover P38
    TF4501
    £9.89 Inc. VAT
    £8.24 Ex. VAT
    Qty in Cart: 0
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    £9.89 Inc. VAT
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  • Washer Joint-ETC8833 | OEM from JGS4x4

    Washer for Oil Pressure Switch on V8 EFI for Defender, Discovery 1 and Range Rover Classic OEM

    OEM Parts

    £4.49 Inc. VAT
    £3.74 Ex. VAT
    This washer is designed for the oil pressure switch on V8 EFI engines, compatible with Defender, Discovery 1, and Range Rover Classic models. It ensures a secure seal to prevent leaks and maintain optimal engine performance. Suitable for various...
    ETC8833
    £4.49 Inc. VAT
    £3.74 Ex. VAT
    Qty in Cart: 0
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    £4.49 Inc. VAT
    £3.74 Ex. VAT
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JGS4x4 is an independent supplier of parts and accessories. We are not affiliated with or endorsed by Jaguar Land Rover Limited. All references to vehicle models are used for identification and compatibility purposes only.