SKU: 33915981839

MFactory Final Drive BMW 4-Series F3X M435i MT 12+

Sale price$393.99 Regular price$437.77
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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19

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Description

MFactory Final Drive BMW 4-Series F3X M435i MT 12+Achieve the ultimate in acceleration with the MFactory Final Drive Gears. By changing your final gear ratios, you can experience a dramatic increase in acceleration, giving you on average, a 10 15% increase in torque throughout the entire rev range over the OEM Final Drive. Diamond Cut to exacting tolerances from Forged High Nickel Chromium Molybdenum Steel Perfect fitment & finish ensures hassle free installation & maintenance, each and every time

Achieve the ultimate in acceleration with the MFactory Final Drive Gears. By changing your final gear ratios, you can experience a dramatic increase in acceleration, giving you on average, a 10-15% increase in torque throughout the entire rev-range over the OEM Final Drive.

Diamond Cut to exacting tolerances from Forged High-Nickel-Chromium-Molybdenum Steel
Perfect fitment & finish ensures hassle-free installation & maintenance, each and every time

Designed using leading-edge Solidworks 3D CAD & Cosmos FEA software
Advanced Gear Geometry minimizes parasitic drivetrain losses. Race transmissions built with MFactory components transfer, on average, 1-2% more power to the ground over our competitors!

Specifications

  • Made from imported Japanese SAE 8620 and 4320 Steel
  • Forged, Double Tempered and Super Sub-Zero treated for unsurpassed toughness
  • Advanced Shot Peening technology increases surface hardness
  • Advanced gear geometry designed using industry-leading software puts more power to the ground

Fitment Notes Honda B16A2 Fitments: Will not fit models equipped with Factory LSD

Honda B16A2/16B/18C Fitments: Offering a revised design over our previous generation Final Drive Gears. Forged from stronger steel with a 50% larger tooth profile yet almost 1kg lighter!

Honda Cable Fitments: Will not fit models equipped with Factory LSD. 92-93 YS1 transmissions should use B16A2 fitments

Honda '98 Spec Fitments: Designed for the '98 Spec Integra Type-R with Factory 4.785 Final Drive

Honda H22A Fitments: Will not fit ATTS-equipped transmissions. Is also suitable for Euro-R/Accord Type-R

For Ford Focus MTX-75: Designed for 2002+ Transmission Only. Will only fit applications using the 1pc Pinion (Removable 3rd & 4th Gear)

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 33915981839

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Heydi Ortega
Battle Creek, US
★★★★★ 5
Me gustaron
Size: 9.5 Wide, Color: Black
Llego exactamente la talla que pedí, son como se ven en la foto!
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Reviewed in the United States on June 3, 2026
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Michael
Massapequa, US
★★★★★ 5
Comfortable dress shoe.
Size: 7, Color: Brown Napa Leather
Finally a comfortable dress shoe. It's both comfortable to walk in and looks and wears like a more traditional dress shoes for the office.
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Reviewed in the United States on May 6, 2026
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Christopher
Chelsea, US
★★★★★ 5
Slip-on ready and great quality
Size: 9, Color: Black
These shoes were stuff for the first half hour but then feel great. Well worth the chance and money. Great quality and slip-on easy
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Reviewed in the United States on May 22, 2026
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Derek Preston
Whiting, US
★★★★★ 5
Great buy
Size: 11, Color: Tan
Great fit comfortable look good
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Reviewed in the United States on May 12, 2026
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mike t.
Carnegie, US
★★★★★ 5
Great shoes
Size: 14 Wide, Color: Black
My shoes look good and feel good and now I’m going to purchase the brown pair I saw
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Reviewed in the United States on April 24, 2026

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