The Transfer Box Differential Lock / Reverse Switch PRC2911 is used on Land Rover vehicles equipped with the LT77 gearbox, providing electrical switching for the center differential lock indicator and, on certain applications, the reverse light circuit.

This switch is mounted to the transfer box and activates when the differential lock is engaged and/or reverse gear is selected, depending on vehicle configuration. A faulty switch can cause non-functioning diff lock warning lights or reverse lights.

Ideal for drivetrain servicing, electrical fault repair, or replacement of worn or failed transfer box switches.

Vehicle Fitment

• Defender 90

  • Diff lock switch & reverse light switch

  • LT77 gearbox up to VIN FA410277

• Defender 90 NAS

  • Diff lock switch only

• Defender 110

  • Diff lock switch & reverse light switch

  • LT77 gearbox up to VIN FA410277

• Defender 110 NAS

  • Diff lock switch only

• Defender 130

  • Diff lock switch & reverse light switch

  • LT77 gearbox up to VIN FA410277

• Discovery I 

  • Diff lock switch

Supersession Part Numbers

No supersessions found.

FAQ

What functions does this switch control?
Depending on vehicle configuration, it controls the center diff lock indicator and/or the reverse light circuit.

Will this fit all LT77 gearboxes?
It fits LT77 gearboxes up to VIN FA410277. Always verify VIN before ordering.

Is this sold individually?
Yes. This listing includes one (1) transfer box switch.

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Part Number: PRC2911

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