OS Giken
OS Giken BMW E87 135i (MT Only) / E92 335i (AT Only) Super Lock LSD - OSGIKENBM531-HA
- SKU:
- OSGIKENBM531-HA
- MPN:
- BM531-HA
Description
What is the recommended oil for an OS Giken Super Lock LSD?
OS Giken recommends specific LSD oil formulas for optimal engagement and longevity of your Super Lock differential.
How often should I service my OS Giken Super Lock LSD?
Regular differential fluid changes are essential for maintaining the aggressive locking action and performance of your OS Giken LSD.
The OS Giken Super Lock LSD delivers maximum power transfer for aggressive driving, achieving a top usage score of 9 for Track/Autocross. Its advanced Super Lock mechanism ensures aggressive engagement for specific BMW models like the E87 135i manual. Experience unparalleled traction and control for demanding performance applications.
What Owners Say
Track enthusiasts consistently praise the OS Giken Super Lock LSD as an exceptionally strong differential choice, particularly for high-powered builds where durability matters most. Owners report it's noticeably quieter than competing clutch-type LSDs, though some occasional clunking still occurs during low-speed maneuvers. The unit earns respect as a serious upgrade path, with drivers transitioning from other premium diffs like Cusco finding the OS Giken eliminates the popping and pinging issues they experienced previously. While the Super Lock commands premium pricing and isn't suitable for every application, it's earned a solid reputation among dedicated track drivers who need uncompromising performance and reliability under demanding conditions.
Key Features
- BMW E87 135i (MT Only)
- E92 335i (AT Only)
- Super Lock LSD
Why Choose the OSG Super Lock LSD
Delivers superior traction and control for your BMW E87 135i manual transmission.
Achieves enhanced acceleration and cornering grip for your BMW E92 335i automatic transmission.
Provides aggressive locking action for maximum power transfer during spirited driving.
Transforms your BMW's drivetrain for immediate throttle response and predictable handling.
Who Is This For?
Track / Autocross — 9/10
Maximum power transfer for aggressive driving on track.
Drag Racing — 9/10
Maximum power transfer for aggressive driving.
Street Performance — 8/10
Enhances power transfer for aggressive street driving.
Racing Competition — 9/10
Achieves maximum power transfer for competition.
Frequently Asked Questions
Will the OS Giken OSG Super Lock LSD fit my vehicle?
Fitment for the OS Giken OSG Super Lock LSD is specifically confirmed for the BMW E87 135i (MT Only) and E92 335i (AT Only) models. Verify your specific vehicle and transmission type with a qualified technician for absolute certainty. This differential offers precise compatibility for enhanced performance in these select BMWs.
How difficult is the OS Giken OSG Super Lock LSD installation?
Professional installation is recommended for the OS Giken OSG Super Lock LSD, requiring confirmation with a qualified technician. This ensures precise setup for optimal performance. Trusting expert installation guarantees immediate throttle response and predictable handling for your BMW's drivetrain.
What performance improvement does the OSG Super Lock LSD provide over stock?
Superior traction and control are delivered by the OS Giken OSG Super Lock LSD, especially during Track / Autocross use, scoring a 9. Its aggressive locking action maximizes power transfer for aggressive driving. Experience transformed handling and immediate throttle response with this advanced differential.
Is the OS Giken OSG Super Lock LSD worth upgrading from OEM?
Upgrading from OEM is highly recommended for performance drivers seeking maximum power transfer, as evidenced by its 9 score for Racing Competition. The Super Lock LSD achieves maximum power transfer for aggressive driving. This upgrade transforms your BMW's drivetrain for predictable handling and enhanced acceleration.
What is the maintenance level for the OS Giken OSG Super Lock LSD?
An advanced maintenance level is required for the OS Giken OSG Super Lock LSD, designed for performance drivers seeking maximum power transfer. Proper maintenance is crucial for sustained aggressive driving performance. This ensures your differential consistently delivers aggressive locking action.
Additional Resources
Browse More: Shop All Differentials — Drivetrain
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