RTC3429G / STC4382 | Defender / Discovery 1 / RRC Wheel Bearing – Koyo/JTEKT

£13.72 inc. UK VAT

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Part Number: RTC3429 Categories: , , , , , , ,
Description

Koyo/JTEKT tapered roller wheel bearing and matching race for Defender, Discovery 1 and Range Rover Classic adjustable hubs. Suitable for front or rear positions using RTC3429, STC4382 or LM603049 / LM603011, and supplied as one bearing with its matched outer race.

  • One bearing and matching race supplied
  • Two bearings required per hub
  • Front or rear adjustable-hub applications

For the alternative brand, see the Timken RTC3429G wheel bearing. Complete rebuild options are grouped under wheel-bearing and hub kits.

Additional information
Weight0.4 kg
Dimensions10 × 10 × 3 cm
Brand

Brand

Koyo Bearings

Koyo bearings for Land Rover repairs where bearing quality matters. Koyo is one of our preferred top-quality bearing brands, combining dependable Japanese manufacture with excellent value.

We stock Koyo and JTEKT bearings selectively for wheel hub and TD5 viscous fan repairs. The range is deliberately small: these are bearings we know, trust and are happy to use in our own workshop.

Why we stock Koyo bearings

Koyo is one of the brands we actively look for when sourcing bearings. It gives us the quality, consistency and reputation we want for Land Rover components, often at a price that still represents excellent value. For us, Koyo sits firmly among the top-quality bearing manufacturers.

Bearings are not parts we select purely by price. Wheel hubs, press-fit fan hub bearings and pulley bearings depend on accurate manufacture and consistent quality, and the work involved in replacing them makes fitting an unknown bearing a false economy. Koyo gives us bearing quality we trust without making the repair unnecessarily expensive.

Japanese bearing experience since 1921

Koyo began bearing production in Japan in 1921 and developed into a major manufacturer of automotive and industrial bearings. Its automotive work covers bearings used throughout engines, transmissions, drivetrains, steering systems and wheel hubs, backed by more than a century of bearing development.

Koyo and JTEKT bearings

Koyo Seiko merged with Toyoda Machine Works in 2006 to form JTEKT. The Koyo bearing business later moved to JTEKT branding, so products and packaging may show Koyo, JTEKT or both names. The branding has changed, but the bearing manufacturing experience behind the products remains.

Koyo bearings for Land Rover repairs

Our current Koyo range covers three jobs where fitting a bearing from a known manufacturer is particularly worthwhile: rebuilding the TD5 viscous fan hub, replacing the bearings inside TD5 auxiliary drive idler pulleys, and replacing tapered wheel bearings in adjustable Land Rover hubs.

Bearing Land Rover use Key details
Koyo TD5 viscous fan hub bearing Defender TD5 and Discovery 2 TD5 Press-fit bearing for rebuilding the existing viscous fan hub; replaces ERR5285
Koyo/JTEKT TD5 idler pulley bearing TD5 auxiliary drive idler pulleys Bearing for rebuilding pulleys ERR6493 and ERR6658
Koyo/JTEKT tapered wheel bearing Defender, Discovery 1 and Range Rover Classic Supplied with its matching race for adjustable front and rear wheel hubs

Related Land Rover parts

Section Use it for
Land Rover wheel bearing and hub kits Complete wheel-bearing kits and hub assemblies for different Land Rover models
Defender cooling system parts Viscous fans, water pumps, hoses and related Defender cooling components
Discovery 2 cooling parts TD5 viscous fan, water pump and cooling-system repairs
Fitment

Fitment

Vehicle Engine Category
DEFENDER 1983 -2006
All Axles and Suspension
All Axles and Suspension
DISCOVERY 1 1989 – 1998
All Axles and Suspension
All Axles and Suspension
RANGE ROVER CLASSIC
All Axles and Suspension
All Axles and Suspension
SERIES III
All Axles and Suspension
All Axles and Suspension
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Delivery

Twinwoods 4x4 ships Land Rover parts across the UK and around the world. We regularly send parts overseas and use trusted tracked courier services so UK and international customers can order with confidence.

Standard UK shipments are normally sent with DPD. UK orders containing oils or fluids are normally sent with DHL where required, because some carriers restrict liquid shipments.

Worldwide delivery is available through DPD and DHL Express, depending on the destination, parcel size, weight and available courier services. Add the parts you need to your basket, enter your delivery address, and the checkout will show the available delivery options and prices before payment.

Free mainland UK postage and packaging is available on eligible orders over £99, subject to our delivery terms and conditions.

Returns
Up to 60-day returns Change-of-mind return carriage at your cost Check fitment before ordering
Extended 60-day returns. In addition to your statutory rights, eligible products can be returned for up to 60 days from delivery. Our extended returns policy automatically applies to individual products purchased for less than £250 including VAT. Products costing £250 or more may still be accepted for return at our discretion.
Please choose carefully before ordering. Check part numbers, fitment and suitability before purchase. Please do not order parts simply to try them or on the assumption that they can be fitted and then returned if unsuitable.
  • Changed your mind within 14 days? UK and EEA consumers have statutory cancellation rights. Tell us within 14 days of receiving your order, then return the goods within the following 14 days.
  • Need longer? Eligible products can be returned under our voluntary extended returns policy. Contact us within 60 days of delivery and, once the return has been agreed, send the goods back within 14 days.
  • Extended returns must be unused, unfitted, complete and suitable for resale as new. Goods must be undamaged, unmarked and uncontaminated, with all components and accessories supplied and their original product packaging where this formed part of the supplied product.
  • A £10 handling charge applies to extended returns. This is charged once per return consignment, regardless of how many eligible products are returned together. It does not apply where your statutory cancellation rights apply.
  • Return carriage and safe packing are your responsibility for change-of-mind returns.
  • Managed UK returns: where suitable, we can provide a convenient prepaid tracked return service with straightforward drop-off, proof of handover and tracking linked to your return. The cost will be advised before it is arranged and may be deducted from your refund.
  • Please do not fit or attempt to fit a part unless you intend to keep it. Fitting, attempted fitting, contamination, damage or excessive handling can substantially reduce the value of the goods. A product which has been fitted or used will not normally qualify for our voluntary extended returns policy.
  • Faulty, damaged or incorrectly described? Contact us first. We will advise the appropriate return method and will normally provide a prepaid return service or cover reasonable agreed return costs.
Returning it yourself? Please use a tracked, insured return service appropriate to the value and nature of the goods, pack and address the parcel correctly, and retain sufficient evidence to identify and trace the return. You remain responsible for the goods until they reach us.

Returns – quick FAQs

How long do I have to return an item?
Eligible products can be returned for up to 60 days from delivery under our voluntary extended returns policy.

For UK and EEA consumers, statutory change-of-mind cancellation rights also apply: tell us within 14 days of receiving your order, then return the goods within the following 14 days.
Which products qualify for 60-day returns?
Our extended returns policy automatically applies to individual products purchased for less than £250 including VAT.

Products purchased for £250 or more are not automatically covered, although we may agree to accept them for return at our discretion. Eligibility is based on the price of each individual product rather than the total order value.
Is there a charge for an extended return?
Returns made under our voluntary extended returns policy are subject to a £10 handling charge per return consignment, regardless of the number of eligible products returned together.

This charge does not apply where the return is being made under your statutory cancellation rights.
Who pays return carriage?
For change-of-mind returns, return carriage and safe packing are your responsibility. Where suitable, we can provide a prepaid tracked return service and advise the cost before it is arranged.

If an item is faulty, damaged or incorrectly described, contact us first. Where return is reasonably required, we will normally provide a prepaid return service or cover reasonable return costs agreed with us.
What condition must an extended return be in?
Goods returned under our extended returns policy must be unused, unfitted, complete and suitable for resale as new. They must be undamaged, unmarked and uncontaminated, with all components and accessories supplied and their original product packaging where this formed part of the supplied product.
Can I fit a part and then return it?
Please check fitment and suitability before installation. Please do not fit or attempt to fit a part unless you intend to keep it.

Once a part has been fitted or an attempt has been made to fit it, it may be marked, contaminated, damaged or otherwise unsuitable for resale as a new part. Fitted or used goods will not normally qualify for our voluntary extended returns policy.

Where statutory cancellation rights apply, handling beyond what is reasonably necessary to inspect the goods may result in a reduction to your refund if it has reduced their value.
What if the item is faulty?
Contact us before returning it. Where a return is reasonably required for a faulty, damaged or incorrectly described item, we will normally provide a prepaid return service or cover reasonable return costs agreed with us.
Are any items excluded from 60-day returns?
Products purchased for £250 or more including VAT are not automatically covered by our extended returns policy, although we may agree a return at our discretion.

Extended returns must also meet the condition requirements above. Statutory exclusions and any separate statutory rights continue to apply as set out in our full Terms & Conditions.
How do I start a return?
Contact us

Please include your order number and a brief reason for the return. Do not send anything back until you have received the appropriate return instructions.

Warranty

Buy with confidence: all new parts sold by Twinwoods 4x4 include at least 12 months manufacturer warranty against defects in materials and workmanship under normal use.

Some products and brands may include a longer warranty period where this is provided by the manufacturer. Where applicable, this will normally be stated on the individual product page or covered by the manufacturer’s own warranty terms.

Warranty cover applies to manufacturing defects. It does not cover misuse, incorrect fitting, competition use unless stated, contamination, modification, damage during installation, normal wear and tear, or failure caused by an unrelated vehicle fault. For certain components, proof of professional fitment may be required.

Warranty claims may require the part to be returned for inspection and/or supplier testing before the claim is accepted. Any advance replacement is discretionary.

Warranty remedies relate to the part itself, meaning repair or replacement, or refund if those are not possible. Warranty does not cover labour, removal or refitting, diagnostics, consumables, travel or other incidental costs.

This warranty is in addition to your legal rights and does not reduce those rights.

For full details, please see our Terms and Conditions.