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Gearbox and transfer box parts for Land Rover and Range Rover, covering ZF automatic units, manual gearboxes, transfer cases, and the seals, bearings, and fluids that keep them running. Stocked across our Dutch warehouse network for EU dispatch, with brands including SKF, Corteco, and Timken.
Transmission Brake Drum for the transmission (hand) brake. Mounts to the transfer box rear output flange and houses the transmission brake shoes, ...
View full detailsTransfer Box Lever Lock Nut used to secure the selector linkage at the transfer case. This half nut (thin profile locking nut) threads onto the sel...
View full detailsMainshaft Taper Roller Bearing supports the mainshaft at the 5th/reverse end of the R380 (and LT77) 5-speed manual gearbox. It carries the mainsha...
View full detailsTransfer Box Output Shaft Mud Shield fitted at the output shaft oil seal of the LT230 transfer box. The shield sits over the output shaft ahead of...
View full detailsHeater Hose for the 200TDi engine cooling and heating circuit. This hose routes coolant from the engine cooling system to the cabin heater matrix,...
View full detailsCountersunk Screw for the Transmission Brake Assembly. The countersunk head sits flush within the mating surface, maintaining correct alignment and...
View full detailsCirclip - Output Shaft Flange used within the transfer box output flange assembly to retain the output shaft bearing and associated components in p...
View full detailsJoint Washer - LT77 Front Cover seals the mating face between the front cover and the main casing of the LT77 5-speed manual gearbox. The washer p...
View full detailsMagnetic Sump Plug for the ZF 4-speed automatic transmission. This drain plug seals the transmission oil pan at the drain point. Its magnetic tip ...
View full detailsMainshaft Bearing supports the mainshaft within the LT230 transfer box, carrying the shaft's rotational loads and keeping it running true as drive ...
View full detailsOil Cooler Pipe Auto - 300TDi ZF
O-Ring is a sealing ring used within the ZF 4-speed automatic gearbox and the LT230 transfer box. This O-ring seals fluid passages or housing inte...
View full detailsNeedle Bearing is an internal roller bearing used within the LT77 5-speed and R380 5-speed manual gearbox assemblies. Needle roller bearings of th...
View full detailsBaulk Ring for the R380 5-speed manual gearbox synchromesh assembly. The baulk ring (also known as the synchromesh ring) is the friction cone elem...
View full detailsO-Ring - Diff Lock - LT230 provides the hydraulic seal at the differential lock mechanism and front output shaft location within the LT230 transfer...
View full detailsAutomatic Transmission Oil Screen for the ZF 4-speed automatic transmission, fitted within the transmission oil sump. The screen filters the autom...
View full detailsGearbox Mounting - left-hand transmission rubber mounting for the 2.5L 300 TDi diesel. This rubber-to-metal mounting supports the gearbox on the l...
View full detailsRelease Bearing Guide - the guide sleeve in the clutch release mechanism, mounted on the front cover of the manual gearbox. It encircles the gearb...
View full detailsYoke Transmission
Oil Seal Collar for the R380 manual gearbox. The collar fits over the output shaft and provides the hardened running surface against which the gea...
View full detailsLayshaft Bearing for the R380 five-speed manual gearbox. This taper roller bearing supports the layshaft (countershaft) within the gearbox casing, ...
View full detailsNeedle Roller Bearing for the manual gearbox mainshaft. The bearing carries a constant-mesh mainshaft gear, letting it spin freely on the mainshaf...
View full detailsSelector Fork for the 3rd and 4th gear positions in the five-speed manual gearbox (LT77 and R380). The fork engages the 3rd/4th synchro hub sleeve...
View full detailsGearchange Spring for the LT77 five-speed manual gearbox, fitted within the gearchange and lever assembly. The spring acts on the gear lever mecha...
View full detailsGearbox Selector Pad for the LT77 five-speed manual gearbox. Fits the 5th gear selector within the selector and yoke assembly, forming the bearing...
View full detailsGearbox Sump Gasket for the ZF 4-speed automatic transmission, sealing the joint between the transmission oil pan (sump) and the gearbox casing. T...
View full detailsGearbox Mainshaft Oil Seal, fitted where the mainshaft passes through the gearbox casing on the 5-speed manual transmission. It runs against the r...
View full detailsNeedle Roller Bearing for the R380 manual gearbox. It carries the reverse idler on the layshaft, allowing the gear to rotate with minimal friction ...
View full detailsBaulk Ring for the LT77 5-speed manual gearbox synchromesh assembly. The baulk ring is the friction cone element of the synchromesh unit. It conta...
View full details5th Gear - LT77 is the mainshaft-mounted overdrive gear for the LT77 5-speed manual gearbox, located at the rear of the transmission in the 5th-gea...
View full detailsGearbox Breather for the gearbox and transfer case assembly. This breather is located on the gearbox or transfer case casing and vents internal pr...
View full detailsScrew - M8 x 25mm is a fastener used in the assembly of the LT230 transfer gearbox. The LT230 is a two-speed transfer box fitted to Defender, Disc...
View full detailsInterlock Retainer for the LT77 five-speed manual gearbox gearchange. It holds the selector interlock components within the selector and yoke assem...
View full detailsNeedle Bearing - LT77 supports a mainshaft gear on the LT77 5-speed manual gearbox mainshaft, allowing the gear to rotate freely on the shaft. It ...
View full detailsO-Ring for the oil strainer in the ZF 4-speed automatic transmission. This seal fits the oil strainer (the automatic transmission fluid pickup fil...
View full detailsOil Pump for the R380 manual gearbox. Mounted at the rear of the gearbox and driven from the output shaft, the pump circulates gearbox oil to lubr...
View full detailsGear Lever Bias Plate for the manual gearbox gear change mechanism. It sits in the gear lever remote housing and works with the bias spring to load...
View full detailsGearbox Oil Seal for the extension case of the LT77 five-speed manual gearbox, sealing the mainshaft output collar. The seal runs on the collar at...
View full detailsSpring Washer - 6mm for use across gearbox, clutch and general fastening applications. A helical split spring washer for M6 fasteners, providing r...
View full detailsFlange & Seal Kit for the front output of the LT230 transfer box, fitted to the Defender 90/110 (to 1998), Range Rover Classic (to 1991), and D...
View full detailsThrust Washer is a 1.25mm selective thrust washer for the centre differential of the LT230 transfer box. It sets the end-float of the centre diffe...
View full detailsDiff Lock Lever Arm for the LT230 transfer box differential lock linkage assembly. This lever forms part of the mechanical actuation system that e...
View full detailsCentre Plate Gasket for the LT77 5-speed manual gearbox. This gasket seals the joint between the main casing sections of the LT77 gearbox, prevent...
View full detailsAutomatic Transmission Shaft is a coupling shaft within the ZF 4-speed automatic gearbox assembly. This shaft transmits drive between internal gea...
View full detailsBreather Tube for the LT230 transfer box. This tube forms part of the breather system on the LT230 transfer gearbox, routing pressure venting away...
View full detailsO-Ring seals the intermediate shaft in the LT230 transfer box, sitting between the shaft mounting and the transfer casing to hold the oil seal at t...
View full detailsTransmission Oil Cooler for the transmission cooling circuit on V8 Petrol applications. The cooler regulates automatic or manual transmission flui...
View full detailsFront flange LT230
Category Overview
Every Land Rover and Range Rover uses a two-part driveline: a main gearbox that handles gear ratios and torque delivery, and a transfer box that splits drive between the front and rear axles for the brand's 4x4 traction. Both are serviceable assemblies and both are made up of parts that wear, leak, or fail individually long before the unit itself needs replacing. This collection covers the seals, bearings, synchros, gaskets, fluids, and rebuild components for the gearboxes and transfer cases fitted across the Defender, Discovery, Range Rover, Freelander, and Series ranges.
For most owners the right approach is component replacement, not unit replacement. A leaking output seal, a worn bearing, or contaminated fluid are repairable faults. Knowing which fault you have, and which part fits your specific gearbox or transfer case, is the difference between a straightforward fix and an expensive misdiagnosis.
ZF Automatic GearboxesModern Land Rover and Range Rover models run almost exclusively on ZF automatic transmissions. The ZF 6HP26 sits in the Range Rover L322, Range Rover Sport L320, and Discovery 3 and 4. The ZF 8HP series followed it across the Range Rover L405, Range Rover Sport L494, Range Rover L460, Range Rover Sport L461, and Discovery 5.
These gearboxes are precision hydraulic-mechatronic units. The valve body, torque converter, and electronic control module are the most common failure points, usually triggered by degraded fluid rather than mechanical wear. Symptoms such as delayed engagement, gear hunting, or harsh shifting on a warm gearbox typically point to valve body or fluid condition, not to a failing transmission.
For service work on these units, ZF specifies ZF Lifeguard Fluid 6 (6HP series) or ZF Lifeguard Fluid 8 (8HP series). The two fluids are not interchangeable. ZF's official position on 8HP service intervals is "fill for life", but independent transmission specialists across Europe recommend a precautionary fluid and pan-filter service at around 80,000 to 120,000 km on vehicles used for towing, urban driving, or high-mileage motorway work. For the technical detail on fluid specifications and service requirements, ZF Aftermarket publishes its own transmission oil reference guide.
Confirm the ZF gearbox code on your vehicle before ordering fluid or service kits. ZF Lifeguard Fluid 6 and Lifeguard Fluid 8 are different specifications, and using the wrong grade is the most common cause of valve body wear after a DIY service.
Manual gearboxes are less common on current production but are still the dominant powertrain across the Classic Defender, early Discovery, Freelander 1, and the Series range. The R380 was the long-running five-speed unit fitted to the Discovery 1 (post-200Tdi production), Discovery 2, and Classic Defender from the 300Tdi through to early Td5. The MT82 six-speed replaced it on the Defender 2.4 and 2.2 TDCi Puma. Earlier production used the LT77 (Discovery 1 200Tdi era) and the LT76 and LT95 on Series 2/3 vehicles.
These units fail in predictable ways. Synchroniser rings on second and third gear wear first. Input shaft and lay shaft bearings degrade with age and oil contamination. Selector linkages and detent springs cause the symptoms most often misdiagnosed as a gearbox fault. Reverse idler gear chatter is common on R380 units past 240,000 km.
For most manual-gearbox owners, parts-level repair is straightforward and rebuild kits are available for the R380, LT77, and MT82. Specific Freelander 1 parts (IB5 manual) sit under the Freelander 1 collection. Series 2/3 gearbox parts have their own fitment requirements covered under the Series 2 and 3 collection.
Transfer BoxesThe transfer box carries as much load as the gearbox and is often the part that goes ignored until it fails. The LT230 is the dominant transfer case across the Classic Defender, Discovery 1, Discovery 2, Range Rover Classic, and P38. It uses gear-drive between input and output shafts and a chain-drive system to the front output. The Discovery 3 and Discovery 4 use a chain-drive Magna Steyr unit with an electronic shift system. Modern Range Rover and Range Rover Sport models on the L405, L494, L460, and L461 platforms use a ZF-integrated transfer case as part of the transmission assembly.
Common failures are output shaft seal leaks, chain stretch on chain-drive units (Magna Steyr and modern ZF), viscous coupling failure on units fitted to early Discovery 2 and Range Rover P38, and selector motor failure on electronic-shift cases.
Transfer box fluid is not the same specification as gearbox fluid on most Land Rover and Range Rover units. The LT230 takes EP90 (or the Land Rover-specified MTF94 on later units), and the Magna Steyr unit on Discovery 3 and 4 takes a specific ATF spec. Confirm before ordering.
Most gearbox parts returns are caused by ordering errors at the buying stage rather than parts faults. The following are the most common we see across the Land Rover and Range Rover range.
For parts that overlap with the clutch system on manual gearboxes, see the Land Rover clutch parts collection. For driveline parts forward and aft of the gearbox, see the driveshaft and propshaft parts collection.
Technical GuidesIn-depth diagnostic and component guides for the gearbox-adjacent failure modes that come up most often on Land Rover and Range Rover models.
Technical breakdown of the L494's 3.0 TDV6 timing chain issues, air suspension faults, and ZF 8HP wear patterns. Covers what fails, why it fails, and which parts the workshop will need.
Range Rover Sport L494 ZF 8HP guideHow to tell drivetrain noise apart from gearbox or transfer box noise, and which parts to inspect before ordering. Covers Discovery 4, Freelander 2, and Series 3 driveline symptoms.
Land Rover driveline diagnosis guideClutch faults are routinely misdiagnosed as gearbox faults due to overlapping symptoms. This guide explains how to identify the real fault before replacing parts.
Land Rover clutch diagnosis guideThe gearbox controls gear ratios and torque delivery from the engine; the transfer box splits drive between the front and rear axles for 4x4 traction and also provides the low-range gearing on Defender and Discovery models. Both are serviceable assemblies and both fail in distinct ways. Drivetrain symptoms can come from either, which is why most Land Rover gearbox parts returns are caused by mis-diagnosis rather than mis-fit.
ZF 6HP26 transmissions (fitted to Range Rover L322, Range Rover Sport L320, Discovery 3, and Discovery 4) take ZF Lifeguard Fluid 6. ZF 8HP transmissions (fitted to Range Rover L405, L460, Range Rover Sport L494 and L461, and Discovery 5) take ZF Lifeguard Fluid 8. The two fluids are not interchangeable. Confirm the gearbox code stamped on the casing before ordering.
ZF's official position on the 8HP series is fill-for-life. In practice, independent transmission specialists across Europe recommend a precautionary fluid and pan-filter service at around 80,000 to 120,000 km, particularly on vehicles used for towing, frequent urban driving, or high-mileage motorway work. The 6HP26 typically receives a service interval at 90,000 km. Manual gearboxes (R380, MT82, LT77) take a gear oil change at approximately 60,000 km.
The LT230, fitted to the Classic Defender, Discovery 1, Discovery 2, Range Rover Classic, and Range Rover P38, fails in three main ways: output shaft seal leaks (often caused by flange wear behind the seal), input gear bearing wear, and selector linkage faults that mimic gearbox symptoms. Most LT230 issues are repairable with component-level parts rather than a full transfer case replacement.
The R380 five-speed manual was fitted to the Discovery 1 (post-200Tdi), Discovery 2, and Classic Defender from the 300Tdi era through to early Td5 production. The LT77 preceded the R380 on the Discovery 1 200Tdi. The MT82 six-speed replaced the R380 on the Defender 2.4 and 2.2 TDCi Puma. Rebuild kits and individual components for all three are stocked in this collection.
Yes. Most Land Rover transmission service jobs touch both units, particularly fluid changes, seal replacements, and bearing kits. Ordering both at the same time reduces vehicle downtime and is the most common workshop order pattern.