Electrical

Electrical

Discovery 1 Electrical Systems

JGS4x4 offers an extensive selection of premium, high-quality Discovery 1 electrical components essential for optimal performance and reliability. Our inventory includes parts like robust wiring harnesses, reliable alternators, and essential sensors and switches, all meticulously crafted to meet OEM standards for durability and compatibility. These electrical systems are engineered to withstand harsh off-road conditions, enhancing the overall functionality and safety of your vehicle. Whether you need a simple relay or a comprehensive electrical overhaul, trust JGS4x4 to provide the components that keep your Discovery 1 running smoothly and efficiently on every journey.

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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

    £4.49 Inc. VAT
    £3.74 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
    £4.49 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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  • Defender/Discovery 1 Ignition Distributor Module from JGS4x4

    Ignition Module for Distributor on V8, and for Defender, Discovery 1, Range Rover Classic Lucas

    Lucas

    £27.19 Inc. VAT
    £22.66 Ex. VAT
    This ignition module for distributor is designed for use with V8 engines in Defender, Discovery 1, and Range Rover Classic models. Manufactured by Lucas, it ensures reliable ignition performance to help resolve issues such as engine misfires or starting...
    STC1184G
    £27.19 Inc. VAT
    £22.66 Ex. VAT
    Qty in Cart: 0
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    £27.19 Inc. VAT
    £22.66 Ex. VAT
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  • Defender/Discovery 1 Ignition Coil-RTC5628 from JGS4x4

    Ignition Coil for Defender, Discovery, Range Rover Classic Petrol

    Direct Replacement

    £17.69 Inc. VAT
    £14.74 Ex. VAT
    This ignition coil RTC5628 is designed for use with Defender, Discovery 1, and Range Rover Classic petrol models. It is an essential component to ensure reliable engine ignition performance. If your vehicle is experiencing misfires or starting...
    RTC5628
    £17.69 Inc. VAT
    £14.74 Ex. VAT
    Qty in Cart: 0
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    £17.69 Inc. VAT
    £14.74 Ex. VAT
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  • Defender/Discovery 1 Engine Thermostat Switch-Yellow from JGS4x4

    Switch Temp Sensor Yellow 90/110 2.5 DT and V8 Discovery 300TDI and V8 for Range Rover Classic

    Direct Replacement

    £7.89 Inc. VAT
    £6.57 Ex. VAT
    This yellow engine thermostat switch is designed for use with Range Rover models equipped with the 300TDI engine. It plays a crucial role in monitoring coolant temperature and relaying this information to the engine management system or temperature gauge...
    PRC3505
    £7.89 Inc. VAT
    £6.57 Ex. VAT
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    £7.89 Inc. VAT
    £6.57 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

    £15.49 Inc. VAT
    £12.91 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
    £15.49 Inc. VAT
    £12.91 Ex. VAT
    Qty in Cart: 0
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    £15.49 Inc. VAT
    £12.91 Ex. VAT
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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

    £7.99 Inc. VAT
    £6.66 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
    £7.99 Inc. VAT
    £6.66 Ex. VAT
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    £7.99 Inc. VAT
    £6.66 Ex. VAT
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  • Alarm Switch from JGS4x4

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

    Genuine Land Rover

    £74.21 Inc. VAT
    £61.84 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
    £74.21 Inc. VAT
    £61.84 Ex. VAT
    Qty in Cart: 0
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    £74.21 Inc. VAT
    £61.84 Ex. VAT
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  • Discovery 2 Britpart Yellow Rear Coil Springs Plus 40mm Light Load from JGS4x4

    Yellow Rear Coil Springs Plus 40mm Light Load for Defender, Discovery, Range Rover DA4203-2

    Britpart

    £99.79 Inc. VAT
    £83.16 Ex. VAT
    These yellow rear coil springs provide a 40mm light load lift, enhancing your vehicle's off-road capability and load handling. Designed for Defender, Discovery 1, and Range Rover models, they offer a progressive spring rate that ensures a compliant ride...
    DA4203-2
    £99.79 Inc. VAT
    £83.16 Ex. VAT
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    £99.79 Inc. VAT
    £83.16 Ex. VAT
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  • Direct Replacement Clear Rear Bumper Lamp Light Left Hand for Discovery 1, car rear signal and brake light with clear lens.

    Clear Rear Bumper Lamp Light Left Hand for Discovery 1

    Direct Replacement

    £18.19 Inc. VAT
    £15.16 Ex. VAT
    Freshen up your Discovery 1 with these smart, clear lens rear bumper lights. They are easy to fit, being a direct replacement to the original bumper-mounted lights as fitted to 300Tdi and some late 200Tdi Discovery 1 models. They are supplied complete...
    AMR6509W
    £18.19 Inc. VAT
    £15.16 Ex. VAT
    Qty in Cart: 0
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    £18.19 Inc. VAT
    £15.16 Ex. VAT
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  • Coolant Drain Plug Copper Crush Washer for 200tdi 300tdi

    Coolant Drain Plug Copper Crush Washer for 200tdi 300tdi

    Direct Replacement

    £2.29 Inc. VAT
    £1.91 Ex. VAT
    Coolant Drain Plug Copper Crush Washer for 200tdi 300tdi
    AFU1882L
    £2.29 Inc. VAT
    £1.91 Ex. VAT
    Qty in Cart: 0
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    £2.29 Inc. VAT
    £1.91 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

    £9.98 Inc. VAT
    £8.32 Ex. VAT
    Fits Models: Defender, Discovery 1, Range Rover Classic, Range Rover P38
    TF4502
    £9.98 Inc. VAT
    £8.32 Ex. VAT
    Qty in Cart: 0
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    £9.98 Inc. VAT
    £8.32 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

    £9.71 Inc. VAT
    £8.09 Ex. VAT
    Fits Models: Defender, Discovery 1, Range Rover Classic, Range Rover P38
    TF4501
    £9.71 Inc. VAT
    £8.09 Ex. VAT
    Qty in Cart: 0
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    £9.71 Inc. VAT
    £8.09 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.