| Year | Make | Model |
|---|---|---|
| 1998 - 2020 | Subaru | Legacy |
Cusco LSD Type-RS 2-Way F&R | Subaru Impreza WRX/Legacy B4/Forester (GRF/GVF/BL5/BM9) (LSD 684 F2)
Cusco LSD Type-RS 2-Way F&R | Subaru Impreza WRX/Legacy B4/Forester (GRF/GVF/BL5/BM9) (LSD 684 F2)
SKU:LSD 684 F2
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The Cusco LSD Type-RS 2-Way F&R is a high-performance limited slip differential designed to enhance traction and handling for Subaru Impreza WRX, Legacy B4, and Forester models (GRF, GVF, BL5, BM9). Engineered with adjustable settings, this LSD allows users to select two of three configurations through a simple overhaul, providing customizable performance. The Type RS features springs that absorb initial torque, resulting in a gentler engagement compared to the Type MZ. Its low-friction design ensures efficient power transfer to the wheels, reducing power loss and improving lap times even on mildly tuned vehicles. Constructed for durability and precise response, it offers improved grip and stability during aggressive driving or track use.
Designed for 2008–2014 Subaru Impreza WRX, Legacy B4, and Forester models with compatible chassis codes, the Cusco LSD Type-RS is a direct replacement for the factory differential. It is ideal for street, track, or spirited driving, providing enhanced traction and cornering performance. The unit is a bolt-on upgrade that maintains factory mounting points and requires minimal modification for installation. The kit includes the differential assembly and necessary components for installation, ensuring a straightforward upgrade process. Suitable for performance enthusiasts seeking improved handling and reduced lap times, this LSD delivers reliable, customizable performance for a variety of driving conditions.
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Overview
Overview
A Cusco Limited Slip Differential offers the absolute best in traction. Cusco LSD allow you to choose 2 of 3 settings with each unit just with a simple overhaul. The Type RS springs absorb the initial torque. Compared to the Type MZ, the Type RS s initial torque comes on more gently. The response of the RS has lower friction and in turn, is transfers power to the ground more efficiently. The Low Initial Torque means Less Power Loss. This equates to lower lap times, even for a mildly tuned vehicle. The low pressure on the clutch plates improves durability and lowers chatter. To top it off, the reduced pressure allows the driver to change the LSD oil less frequently. Steady coil movement is assured by special precision springs set in the pressure plate. These springs are made to be resilient and allow for stable operation. Because these plates do not utilize a cone clutch, they do not stick and allow for increased longevity. The Type RS transfers extreme power without slipping and responds quickly with pedal inputs. This differential is ideal for drag racing or going for drifting. Contact Us with any questions..
Cusco recommends the following setups for the following drivetrains.
- 1 way LSD: Specially suited for front wheel drive cars and AWD front axle cars.Activates under acceleration, and acts as a true LSD when the throttle is off.
- 1.5 way LSD: Activates under acceleration with less under-steer under deceleration than on a 2 way LSD. Recommended for those who want to reduce under-steer.
- 2 way LSD: Recommended on rear wheel drive cars and AWD rear axle cars. Activates on both acceleration and deceleration. Recommended for those who prefer aggressive driving and big angle drifting.