Chassis Components› Chassis and Frame Components

Goodmark/ProEFX

SIDE RAIL LH FRT

$469.39

SKU: G00Z GMK2131390661L

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Goodmark GMK2131390661L is a new, aftermarket steel driver side floor support for 1966-1970 Dodge Charger, Dodge Coronet, Plymouth Belvedere, and 1966-1967 Plymouth Belvedere II.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandGoodmark/ProEFX
Part NumberG00Z GMK2131390661L

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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