Features Stable Driving: The compact and sturdy structure ensures safe and stable driving on rough terrains, providing reliability and confidence in challenging conditions. Firmer Locking: Ensuring firm locking and fixing, the hub lock connects drive line power to the wheels under 4wd mode, enhancing traction and control. Simple : The large manual dial allows effortless switching from 2-wheel driving mode to 4-wheel driving mode, offering convenience and flexibility for the driver. Broad Compatibility: OE numbers 40250？2S610 and 402502S610, suitable for Xterra SE, D21 Base Extended Pickup, and more, ensuring wide vehicle compatibility. Easy Installation: Lightweight and compact, this locking hub cover is easy to install, saving time and effort while ensuring a quick setup process. Features: 1、Stable Driving: The compact but sturdy structure ensures safe and stable driving on various rough terrains, very reliable. 2、Firmer Locking: Ensuring firm locking and fixing, the hub lock can connects drive line power to the wheels under 4wd mode. 3、Simple Working: Large manual dial allows users to effortlessly switch from 2 wheel driving mode to 4 wheel driving mode. 4、Broad Matching: OE numbers are 40250？2S610 and 402502S610, for Xterra SE, for D21 Base Extended Pickup, etc. 5、Easy to Install: Comes with a light weight and a compact size as well, the simple installation can be quickly completed. Specification: Item Type: Wheel Manual Lock Gear Spline and Teeth Number: 28 Spline Colour: Silver OE: 40250-2S610 402502S610 Fitment: For D21 Base Extended Cab Pickup 2 Door 2.4L 1990-1993 For D21 Base Extended Cab Pickup 2 Door 3.0L 1990-1993 For D21 Base Standard Cab Pickup 2 Door 2.4L 1990-1993 For D21 Base Standard Cab Pickup 2 Door 3.0L 1990-1993 For D21 SE Extended Cab Pickup 2 Door 3.0L 1990-1994 For D21 XE Extended Cab Pickup 2 Door 2.4L 1994 For D21 XE Extended Cab Pickup 2 Door 3.0L 1994 For D21 XE Standard Cab Pickup 2 Door 2.4L 1994 For D21 XE Standard Cab Pickup 2 Door 3.0L 1994 For Frontier Base Extended Cab Pickup 2 Door 2.4L 2002-2003 For Frontier Base Standard Cab Pickup 2 Door 2.4L 1998 For Frontier SC Crew Cab Pickup 4 Door 3.3L 2001-2004 For Frontier SC Extended Cab Pickup 2 Door 3.3L 2001-2004 For Frontier SE Crew Cab Pickup 4 Door 3.3L 2000-2003 For Frontier SE Extended Cab Pickup 2 Door 2.4L 1998-2003 For Frontier SVE Crew Cab Pickup 4 Door 3.3L 2002-2004 For Frontier SVE Extended Cab Pickup 2 Door 3.3L 2002-2004 For Frontier XE Crew Cab Pickup 4 Door 2.4L 2000-2 Package List 1 x Wheel Manual Lock