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  See more parts for BMW 135i
Select the year of your BMW 135i:
ACT XACT Flywheel Streetlite BMW 135i | 335 | 435 | 535 | Z4 2009-2016 - 601030
ACT XACT Flywheel Streetlite BMW 135i | 335 | 435 | 535 | Z4 2009-2016 - 601030 - Image 3 ACT XACT Flywheel Streetlite BMW 135i | 335 | 435 | 535 | Z4 2009-2016 - 601030 - Image 2 ACT XACT Flywheel Streetlite BMW 135i | 335 | 435 | 535 | Z4 2009-2016 - 601030 - Image 3

Introducing the ACT XACT Flywheel Streetlite 601030, a high-performance flywheel designed to enhance your driving experience. Weighing in at just 17.9 lbs, this unit is significantly lighter than stock flywheels, allowing for improved engine response and acceleration. Customers have noted a remarkable difference in their vehicle's performance, with one reviewer stating, "The acceleration is noticeably sharper, and I love how my car feels more agile!"

This flywheel is crafted from heat-treated Chromoly steel, ensuring maximum strength and durability. The one-piece construction minimizes the risk of failure and promotes efficient heat transfer from the clutch disc, eliminating issues like warped inserts or loose ring gears. Another customer shared, "I’ve put this flywheel through its paces on both the street and the track, and it has held up beautifully!"

The 601030 is engineered for both street and race applications, making it a versatile choice for enthusiasts. Its induction-hardened ring gears provide extended life, and the flywheel is CNC machined and dynamically balanced for smooth operation at high RPMs. This attention to detail ensures reliability when you need it most.

Specifications:

  • Material: Chromoly Steel
  • SFI Rating: 1.1
  • Replaceable Friction Surface: No
  • Engine Balance: Internal
  • Friction Surface Configuration: Recessed
  • Type: Streetlite
  • Mounting Hardware Included: Yes
  • Grade Type: Performance
  • Mounting Hole Quantity: 6
  • Tooth Quantity: 115
  • Friction Surface Diameter: 9.4 in

Notes:

  • This is a single mass flywheel conversion designed for a 6-bolt crankshaft.
  • Compatible with both factory and ACT clutch kits.
  • Gear rattle is expected, which many performance drivers appreciate for its sporty character.
  • Flywheel bolts (M12-1.5 x 25mm) are included for easy installation.

Installation Instructions:

  • For detailed installation instructions, CLICK HERE

With the ACT XACT Flywheel Streetlite 601030, you're not just upgrading your vehicle; you're enhancing your entire driving experience. Whether you're hitting the streets or the track, this flywheel is built to deliver performance and reliability that you can count on.

Other Part Numbers:
ACT #act601030

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle
2009-2013
 BMW 135i
2009-2015
 BMW 335i
2011-2013
 BMW 335is
2014-2016
 BMW 435i
2009-2014
 BMW 535i
2009-2016
 BMW Z4

ACT Banner

ACT ? Advanced Clutch Technology | Clutch Kits & Flywheels Built to Handle Real Power

If you've added boost, tuned for more power, or simply want better throttle control, then your stock clutch won't cut it. That?s where ACT (Advanced Clutch Technology) comes in delivering high-performance clutch kits and flywheels designed for real drivers who push their builds on the street, strip, or track.

ACT?s lineup includes everything from daily driver friendly HD kits to hardcore twin disc setups for serious horsepower. Whether you?re launching hard in a WRX, drifting in a 370Z, or canyon carving in an M3, ACT gives you the torque capacity and engagement you need without sacrificing drivability.

Why ACT? Because Power Without Control Is Useless.
  • Hold More Power Engineered to handle turbo, supercharger, and high-compression builds
  • Faster Engagement Stronger pressure plates for better bite off the line
  • Better Pedal Feel Balanced response without going full race-car stiff
  • Reduced Rotational Mass Lightweight flywheels improve rev-matching and response
  • No Guesswork Direct-fit applications, no fabbing, no hassle
ACT Clutch Kits and Flywheels Fit the Cars Enthusiasts Build

ACT doesn?t just make universal performance parts ? they build complete, vehicle-specific clutch solutions for enthusiast favorites. Whether you daily a Civic Type R, track a Subaru STI, drift a 240SX, or drag a Mustang GT, ACT offers the right clutch to match your build goals.

Top supported platforms include the Nissan 350Z/370Z, Toyota Supra A90, Chevy Camaro SS/ZL1, Mitsubishi Evo, Ford Focus RS/ST, and BMW M3/M4 ? each with clutch options tuned to your driving needs.

What ACT Offers:
  • Performance Clutch Kits From HD street kits to twin-disc race systems
  • Clutch Discs 6-puck, full-face, rigid or sprung to match your style
  • Pressure Plates Heavy-duty options that increase clamp load without sacrificing control
  • Chromoly Lightweight Flywheels Quicker revs, smoother shifts, and less drivetrain stress
  • Complete Hardware Kits Everything you need for a proper install
Performance Tested. Driver Approved.

ACT isn?t hype ? it?s proven. Their clutches are SFI-certified, track-tested, and used by racers in drag, time attack, autocross, drift, and rally. But what really matters? They hold power, last longer, and feel right even after hundreds of hard launches or hours of canyon carving.

Whether you're upgrading for more power or replacing a tired OEM clutch, ACT gives you the bite, strength, and feel to drive harder with confidence. No compromises, no excuses just parts that work when it matters.

ACT warrants all products to be free of defects in materials and workmanship for normal use and service for a period of one (1) year from retail purchase. Written notice must be immediately given to ACT within the warranty period. We require a copy of the purchase receipt showing the unit was purchased from an Authorized Dealer or Advanced Clutch Technology directly to verify the product is under warranty. Products purchased used do not carry a warranty. This warranty is to the original purchaser and is non-transferable. All non-warranty items are subject to a $50 inspection bench test fee.

ACT reserves the right to examine any part returned for warranty claim to determine, to ACT's satisfaction, whether the material or workmanship of the part does not conform to this limited warranty. ACT's obligation under this warranty shall be limited to repairing, replacing, or crediting, at its option, any part which is deemed covered by ACT. No labor, lift or storage charges will be reimbursed for any reason. Damage to ACT's parts resulting from misuse, improper use, or abuse shall void this limited warranty. Failure to follow ACT's installation instructions and the vehicle manufacturers installation procedures and specifications shall void this limited warranty.

ACT undertakes no responsibility for the quality of the goods except as otherwise provided in this contract. ACT assumes no responsibility that the goods will be fit for any particular purpose for which you may be buying these goods, except as otherwise provided in the contract. ACT shall not be liable for any damage or injury to persons or property resulting from improper installation or misuse of any part subject to this warranty.

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