B52 Electric Locker, 100% manual electric differential lock, a fundamental accessory and of great advantage for all off-road vehicles.It can be inserted with a simple button and therefore only when the situation requires it, thus avoiding premature wear of the wheels or the risk of a sudden engagement of the block in normal road use.Includes: electromagnetic lockable differential, switch and electrical wiringBeing electrically operated, it does NOT require an air compressor, making installation easier.The assembly does not present major difficulties as it works on the original axles by replacing only the differential box.MODELS AVAIBLE:116: JEEP – DANA 44 RATIO 3.92 & UP (NOT FOR WRANGLER JK)117: JEEP – DANA 44 RATIO 3.73 & DOWN128: LAND ROVER DEFENDER – DISCOVERY 1 – RANGE ROVER CLASSIC – ROVER AXLE 24 SPLINE (NO SALISBURY)132: TOYOTA LJ 70/73 – KZJ 70/73 – FRONT OR REAR135: NISSAN PATROL GR Y60 E Y61 – REAR136: NISSAN PATROL GR Y60 – GR Y61 – FRONT142: TOYOTA BJ42 – BJ70/71/73 – FRONT AND REAR (FULL FLOATING)204: SUZUKI VITARA DAL 1988 AL 1993 – REAR 10 BOLTS209: SUZUKI VITARA DAL 1993 AL 2000 – REAR 12 BOLTS (EXCEPT GRAND VITARA)205: SUZUKI SJ 1.3 – SAMURAI 1.3 – FRONT (22 SPLINE)206: SUZUKI JIMNY – FRONT FROM 2003 (10 RING BOLTS TYPE – 22 SPLINE) 207: SUZUKI JIMNY – FRONT FROM 1998 TO 2003 (8 RING BOLTS TYPE – 22 SPLINE) 208: SUZUKI SJ 1.3 – SAMURAI 1.3 – REAR OR FRONT 26 SPLINE (TO FIT REINFORCED AXLE SHAFT)208: SUZUKI JIMNY – REAR (ALL MODELS)