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3-Bolt Adapter Flange Yoke
Part No. T35-GMFD-01

6L50, 6L80, 6L90. Also fits TR-6060 and TR-3160 manual units. Does not fit 2004 GTO.

The ideal upgrade for modified performance vehicles, Sonnax 3-bolt adapter flange yoke T35-GMFD-01 makes it easy to convert a two-piece driveline to a one-piece, U-joint-style driveline. Combined with Sonnax tubing and weld yokes, this unique flange dramatically increases strength and durability while reducing future maintenance costs.

  • Eliminates the troublesome giubo and/or CV joint(s)
  • Great for drivetrain swaps and retrofits in custom applications such as street rods and hot rods
  • Manufactured from 6061-T6 aluminum
  • Precision-machined for excellent fit and balance

T35-GMFD-01 is a custom part and may fit more models than noted above. Measure pinion and output flange bolt holes and bolt circle diameter to determine if this yoke is appropriate for your build.

  • Driveline Series: 1350
  • Pilot Type: F
  • Material: 6061-T6
  • Bolt Circle Dia.: 4.33"
  • Bolt Hole Dia.: 0.500"
  • Flange Face to Centerline: 3.000"
  • Weight (lbs): 1.980
  • Flange Outer Dia.: 5.450"
  • Pilot Dia.: 0.632"
  • Bolt Count: 3

Contact your local driveline shop for availability. If you need assistance finding a shop, or if you would like to become a distributor, fill out the form and a Sonnax driveline product specialist will contact you.

  • T35 gmfd 01
  • T35 gmfd 01 back

Flange Yokes

Lightweight Flange Yokes

  • Precision machined to be stronger than OE cast steel yokes
  • Unrivaled concentricity for exceptional balance & minimal runout
  • Superior craftsmanship & finish complement a show-quality driveline

Adapter Flange Yokes

  • Custom flange makes it easy to convert a two-piece driveline to one-piece U-joint style driveline
  • Unique flanges offer increased strength & durability while reducing future maintenance costs
  • Available with 3, 6 and 8 bolt holes

What vehicles do these flanges fit?

Measure bolt circle diameter as well as pinion and output flange bolt hole diameters to determine if these yokes will fit your build.

  1. U-Joint Series
  2. Bolt Hole Dia.
  3. Bolt Circle Dia.
  4. Pilot Style
  5. Flange Face to Centerline