Home > GEARS & CENTERS > Assembled 9" Ford Center Sections > Circle Track Center Sections
Sort By:
Page of 1
PEM Gear Lube 1 quart 75-140w Full Synthetic Mini Spool Center Section 9" Ford Assembled for IMCA Sport Mods and Hobby Stocks Full Spool Center Section 31 spline 9" Ford Assemble
NEW! PEM Gear Lube 75-140w Full Synthetic 1 quart

Tested in 2023 and 2024 to reduce rear end temperatures
by the 2024 UMP Modified National Champion.

Not for positraction or clutch style traction differentials 		Assembled Center Section for 9" Ford with PEM ring & pinionl, PEM new nodular iron case and pinion support, choice of yoke (1310 short or 1330 short series).

SPECIFY Your axle Spline
SPECIFY Yoke wanted
SPECIFY Gear Ratio
Ratios Available 3.50, 3.70, 3.89, 4.11, 4.30, 4,56, 4.71, 4.86, 5.00, 5.14, 5.29, 5.43, 5.67, 5.83, 6.00, 6.20, 6.33, 6.50.

THIS IS NOT A STREET CENTER SECTION AXLES WILL BE LOCKED TOGETHER 		Assembled Center Section for 9" Ford with PEM ring & pinion and 31 spline steel spool, PEM new nodular iron case and pinion support, 31 spline spool, choice of yoke (1310 short or 1330 short series)
Alll New Unit, Great for Circle Track!
Ratios Available 3.50, 3.70, 3.89, 4.11, 4.30, 4,57, 4.71, 4.86, 5.00, 5.14, 5.29, 5.43, 5.67, 5.83, 6.00, 6.20, 6.33, 6.50
Full Spool Center Section 28 spline 9" Ford Assemble Mini Spool Center Section 9" Ford Deeper Ratios Assembled for Racing Lightened Full Spool Center Section 28 spline 9" Ford Assembled
Assembled Center Section for 9" Ford with PEM ring & pinion, PEM new nodular iron case and pinion support, 28 spline standard steel spool, choice of yoke (1310 short or 1330 short series)

ALL NEW UNIT!

Ratios Available 3.50, 3.70, 3.89, 4.11, 4.30, 4,57, 4.71, 4.86, 5.00, 5.14, 5.29, 5.43, 5.67, 5.83, 6.00, 6.20, 6.33, 6.50.


 		Assembled Center Section for 9" Ford with Deep Ratio PEM ring & pinion, PEM new nodular iron case and pinion support, choice of yoke (1310 short or 1330 short series).

SPECIFY Your axle Spline
SPECIFY Yoke wanted
SPECIFY Gear Ratio
Ratios Available 6.66, 6.83 and 7.00 ratios.



 		Assembled Center Section for 9" Ford with PEM Lightened ring & pinion and steel 28 spline spool, PEM new nodular iron case and pinion support, choice of yoke (1310 short or 1330 short series)

ALL NEW UNIT

Lightened Ratios Available 4.11, 4.30, 4,57, 4.71, 4.86, 5.00, 5.14, 5.29, 5.43, 5.67, 5.83, 6.00, 6.20, 6.33, 6.50.
Lightened Full Spool Center Section 31 spline 9" Ford Assembled Deeper Ratio Full Spool Center Section 28 spline 9" Ford Assemble Deeper Ratio Full Spool Center Section 31 spline 9" Ford Assembled
Assembled Center Section for 9" Ford with PEM Lightened ring & pinion and steel 31 spline spool, PEM new nodular iron case and pinion support, 31 spline spool, choice of yoke (1310 short or 1330 short series)

ALL NEW UNIT!

Lightened Ratios Available 4.11, 4.30, 4,57, 4.71, 4.86, 5.00, 5.14, 5.29, 5.43, 5.67, 5.83, 6.00, 6.20, 6.33, 6.50.


Deeper Ratio Assembled Center Section for 9" Ford with PEM lightweight ring & pinion and lite steel 31 spline spool, PEM new nodular iron case and Iron Daytona pinion support, 28 spline spool, choice of yoke (1310 short or 1330 short series).

ALL NEW UNIT


Ratios Available 6.66, 6.83, 7.00. Choose from the drop down menu.

 		Deeper Ratio Assembled Center Section for 9" Ford with PEM lightweight ring & pinion and lite steel 31 spline spool, PEM new nodular iron case and Iron Daytona pinion support, 31 spline spool, choice of yoke (1310 short or 1330 short series)

ALL NEW UNIT
updated in 2024 to include the stronger Iron Daytona pinioin support

Ratios Available 6.66, 6.83, 7.00. Choose from the drop down menu
Xtreme Gear Center Section 28 spline Full Spool 9" Ford Assembled Xtreme Gear Center Section 31 spline Full Spool 9" Ford Assembled 31 spline Special Ratio Full Spool Center Section 9" Ford Assembly
Assembled Center Section for 9" Ford with Xtreme Gear lightweight ring & pinion and offset spool, PEM new nodular iron case and pinion support, 28 spline spool, 1310 Forged steel yoke.

ALL NEW UNIT

Ring & Pinion manufactured in the USA!



 		Assembled Center Section for 9" Ford with Xtreme Gear lightweight ring & pinion and offset spool, PEM nodular iron case & pinion support, 31 spline spool, 1310 Forged steel yoke.
ALL NEW UNIT! Ring & Pinion manufactured in the USA

Ratios Available 4.11, 4.30, 4,57, 4.63, 4.71, 4.86, 5.00, 5.14, 5.29, 5.43, 6.20, 6.33, 6.50.


 		Assembled Center Section for 9" Ford with PEM standard weight ring & pinion and steel 31 spline spool, PEM new nodular iron case and pinion support, CHOOSE 28 or 31 spline spool, choice of yoke (1310 short or 1330 short series)

ALL NEW UNIT

Special Ratios Available 5.37, 5.50, 5.57, 5.75 and 6.43.
MAX Lightened Full Spool Center Section 31 spline 9" Ford Assembled
MAX Lightened Center Section with:
REM Polished gear, Daytona Pinion support, and Forged yoke

This is the MAX lightening we will do on a ring gear (Will vary on gear ratio chosen)

ALL NEW UNIT

Ratios Available 3.50 up to 6.50. Choose from the drop down menu