RTC2914G - Mainshaft Bearing – LT77

Q: What is the mainshaft bearing for the LT77 gearbox?

The mainshaft bearing for the LT77 five-speed manual gearbox is a tapered roller bearing that supports the gearbox mainshaft within the casing. It carries the radial and axial loads transmitted through the 1st, 2nd and 5th gear assemblies. It is a serviceable bearing replaced during gearbox overhaul.

Q: Which vehicles use this LT77 mainshaft bearing?

This mainshaft bearing fits the LT77 five-speed manual gearbox in the Defender 1987-2006 (up to VIN LA939975), Discovery 1 (up to VIN LA081991) and Range Rover Classic 1986-1994. Confirm your gearbox is the LT77 and check your VIN before ordering.

Q: When should the LT77 mainshaft bearing be replaced?

The LT77 mainshaft bearing is typically replaced during a gearbox overhaul, or when a worn bearing shows as noise or roughness on the mainshaft gears. As a Timken tapered roller bearing it is renewed as part of a bearing kit rather than in isolation. Cross-reference codes include 19150 and CS514.

- €38,70

€38,70

€38,70 - €38,70

€38,70

OEM: Made by an Original Equipment Manufacturer. This part is made by an original equipment manufacturer or under their license, ensuring compatibility and quality.

Brand Timken

Mainshaft Bearing for the LT77 five-speed manual gearbox.

This tapered roller bearing supports the gearbox mainshaft, locating it within the gearbox casing and carrying the radial and axial loads transmitted through the 1st, 2nd and 5th gear assemblies. It is a serviceable bearing replaced during gearbox overhaul.

Vehicle Model Land Rover Defender up to 2016
Land Rover Discovery 1 1989-1998 (L318)
Range Rover Classic up to 1994

Fitment Notes DEFENDER 1987-2006 — LT77 5-Speed Manual, Mainshaft 1st/2nd/5th, VIN <LA939975
DISCOVERY 1 1989-1998 — LT77 5-Speed Manual (4 Cyl & V8 EFI), Mainshaft 1st/2nd/5th, VIN <LA081991
RANGE ROVER CLASSIC 1986-1994 — LT77 5-Speed Manual, Mainshaft 1st/2nd/5th

Alternative Codes

RTC2914GRTC29141915019268BR 0295CS514

Available to order 2–3 weeks

Not currently in stock. Order now — typically ships within 2–3 weeks.

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When will my order arrive?

This item is ordered from our supplier on request. Typical lead time is 2–3 weeks from order confirmation.

Netherlands / Belgium / Germany: 2–4 working days after dispatch.
Other EU countries + UK: 4–8 working days after dispatch.
Outside EU/UK: contact us for an estimate.

Need it faster? Express import available in 2–5 business days — contact us before ordering.

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Frequently asked questions

What is the mainshaft bearing for the LT77 gearbox?