Discovery 1
JGS4x4 – Parts and Accessories Suitable for Discovery 1 (1989–1998)
JGS4x4 are authorised stockists of Britpart and Allmakes 4x4, supplying a wide range of quality parts and accessories compatible with Land Rover Discovery 1 models. Our range includes genuine parts, OEM-quality replacements, and reliable aftermarket options to maintain, repair, or upgrade all Discovery 1 vehicles from 1989 to 1998.













At JGS4x4, we specialise in providing premium parts and accessories for the Discovery 1, ensuring that every off-road adventure is supported by the highest quality automotive components. Our extensive range includes durable, OEM-quality replacements and aftermarket upgrades designed specifically for Land Rover and 4x4 vehicles. Whether you’re looking to enhance your vehicle's off-road capability or simply maintain its reliability, our parts are crafted to meet the rigorous demands of rugged terrain. From robust suspension kits that improve handling and stability on uneven surfaces to high-performance brake systems that ensure your safety on steep descents, we have everything you need to keep your Discovery 1 performing at its best.
Our products are designed for seamless compatibility, allowing for easy installation and a perfect fit, so you can trust that your upgrades will work harmoniously with your vehicle’s existing systems. We understand that 4x4 enthusiasts seek not only functionality but also durability; that’s why we source parts made from high-quality materials that stand the test of time, even in the harshest conditions. Additionally, our selection includes essential maintenance items that help prolong the life of your vehicle, enhancing its overall performance and reliability.
With JGS4x4, you can ensure your Discovery 1 remains capable, safe, and ready for any adventure that lies ahead. Explore our collection and experience the ultimate transformation of your vehicle, backed by our commitment to excellence and customer satisfaction. Whether you’re upgrading for performance or simply replacing worn-out parts, JGS4x4 has the expertise and quality products that every Discovery owner needs to conquer the trails with confidence..
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Cylinder Head Guide for Valves on 200TDI and 300TDI for Defender, Discovery 1, Range Rover Classic AE | LGJ100880G
AE
£3.39 Inc. VAT£2.82 Ex. VATThis Cylinder Head Guide is designed for use with 200TDI and 300TDI engines, suitable for Defender, Discovery 1, and Range Rover Classic. Manufactured by AE, it ensures precise valve operation and durability for diesel engines. Ideal for engine repairs...LGJ100880G£3.39 Inc. VAT£2.82 Ex. VAT -
Cylinder Head Valve Guide Set of 4 for Defender and Discovery 1 300Tdi - LGJ100880
Direct Replacement
£1.99 Inc. VAT£1.66 Ex. VATCylinder Head Valve Guide Set of 4 for 300Tdi, suitable for Defender and Discovery 1. VEHICLE COMPATIBILITY:DefenderDiscovery 1Range Rover Classic NOTE: 300Tdi EQUIVALENT TO OR RELATED PART NUMBER(S):LGJ100880 JGS4x4 are specialists in parts for Land...LGJ100880£1.99 Inc. VAT£1.66 Ex. VAT -
Gearbox Drain Plug Gasket for Defender, Discovery 1, Range Rover Classic | FRC4810
Direct Replacement
£1.49 Inc. VAT£1.24 Ex. VATThis gearbox drain plug gasket is designed for use with Defender, Discovery 1, and Range Rover Classic models. It ensures a secure seal for the LT77 transmission, helping to prevent leaks and maintain optimal transmission performance. Suitable for...FRC4810£1.49 Inc. VAT£1.24 Ex. VAT -
LT230 Transfer Box Front Output Shaft Bearing for Discovery 2 and Defender - FRC7871 | Timken - FRC7871T
Timken
£21.29 Inc. VAT£17.74 Ex. VATLT230 Transfer Box Front Output Shaft Bearing, suitable for Discovery 2 and Defender. VEHICLE COMPATIBILITY:Discovery 2DefenderDiscovery 1Range Rover Classic EQUIVALENT TO OR RELATED PART NUMBER(S):FRC7871, FRC7871T Buy with confidence from JGS4x4, a...FRC7871T£21.29 Inc. VAT£17.74 Ex. VAT -
Transfer Box Main Casing Gasket for Defender, Discovery | FRC5413
Direct Replacement
£0.89 Inc. VAT£0.74 Ex. VATThis Transfer Box Main Casing Gasket is designed for use with Defender models from 1983 to 2006 and Discovery 1 models from 1989 to 1998. It creates a reliable seal between the surfaces of the transfer box main casing components, preventing leaks and...FRC5413£0.89 Inc. VAT£0.74 Ex. VAT -
Transfer Box Main Shaft Bearing on LT230, for Defender, Discovery 1, Discovery 2, Range Rover Classic NTN| FRC5564G
NTN
£14.59 Inc. VAT£12.16 Ex. VATThis Transfer Box Main Shaft Bearing on LT230 is designed for use in Defender, Discovery 1, Discovery 2 1998-2004, and Range Rover Classic models. Manufactured by NTN, this bearing supports the smooth rotation of the transfer box input gear mainshaft,...FRC5564G£14.59 Inc. VAT£12.16 Ex. VAT -
LT230 Transfer Box Differential Gear Kit for Discovery 2 and Defender - STC2940
Direct Replacement
£77.39 Inc. VAT£64.49 Ex. VATLT230 Transfer Box Differential Gear Kit, suitable for Discovery 2 and Defender. VEHICLE COMPATIBILITY:Discovery 2DefenderDiscovery 1Range Rover Classic EQUIVALENT TO OR RELATED PART NUMBER(S):STC2940 JGS4x4 is here to help keep your Land Rover running...STC2940£77.39 Inc. VAT£64.49 Ex. VAT -
LT230 Transfer Box Differential Cross Shafts for Discovery 2 and Defender - RTC3397
Direct Replacement
£27.19 Inc. VAT£22.66 Ex. VATLT230 Transfer Box Differential Cross Shafts, suitable for Discovery 2 and Defender. VEHICLE COMPATIBILITY:Discovery 2DefenderDiscovery 1Range Rover Classic EQUIVALENT TO OR RELATED PART NUMBER(S):RTC3397 Buy with confidence from JGS4x4, a trusted UK...RTC3397£27.19 Inc. VAT£22.66 Ex. VAT -
Defender/Discovery 1 Torsional Vibration Damper
Direct Replacement
£53.39 Inc. VAT£44.49 Ex. VATDefender/Discovery 1 torsional vibration damper. SUITABLE FOR THE FOLLOWING LAND ROVER MODELS: Defender, 200Tdi, 1983-2006 Discovery 1, 200Tdi, 1989-1994 Range Rover Classic, 200Tdi, 1971-1994 EQUIVALENT TO LAND ROVER PART NUMBER(S): ERR751 JGS4x4 have...ERR751£53.39 Inc. VAT£44.49 Ex. VAT -
Timing Chain for Defender, Discovery 1, Range Rover 3.5, 3.9 and 4.0 Petrol C S Gear | ERC7929
C S Gear
£22.99 Inc. VAT£19.16 Ex. VATThis timing chain is designed for use with 3.5, 3.9, and 4.0 petrol engines in Defender, Discovery 1, and Range Rover models. It is essential for maintaining smooth engine operation by ensuring precise timing of the engine's internal components. Regular...ERC7929£22.99 Inc. VAT£19.16 Ex. VAT -
Tensioner Timing Belt 300TDI from for Defender, Discovery | LHP100860
Direct Replacement
£13.79 Inc. VAT£11.49 Ex. VATThis timing belt tensioner is designed for 300TDI engines fitted in Defender and Discovery 1 models. It ensures optimal tension on the timing belt, which is critical for smooth engine operation. Regular replacement of the timing belt, pulleys, and...LHP100860£13.79 Inc. VAT£11.49 Ex. VAT -
OEM Timing Belt Tensioner for Defender 200TDI OEM | ERR2530G
OEM Parts
£27.39 Inc. VAT£22.82 Ex. VATThe OEM Branded Timing Belt Tensioner is designed specifically for the Defender 200TDI engine, covering models from 1983 to 2006. This essential component ensures the correct tension of the timing belt, which is critical for maintaining smooth engine...ERR2530G£27.39 Inc. VAT£22.82 Ex. VAT