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Chassis Components› Crossmembers

SpeedLogix

6.2L HEMI Transmission Crossmember

$374.60 $249.99 Save $124.61

SKU: SX-306-ATCM8-HC

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The SpeedLogix Transmission Crossmember is a direct-fit upgrade for 2015-2023 6.2L HEMI Dodge Challenger SRT Hellcat models equipped with an 8-speed automatic transmission. It features a triangular design constructed from 4130 Chro-Moly tubing for enhanced rigidity. This crossmember is approximately 3 pounds lighter than the stock component and finished with a wrinkle black powder coat for corrosion resistance. Installation is straightforward and does not require drilling, with all necessary hardware included.
Show original supplier description
The SpeedLogix Transmission Crossmember is engineered to enhance the performance and reliability of your 2015-2023 Dodge Challenger SRT Hellcat with a 6.2L HEMI engine and an 8-speed automatic transmission. Its advanced triangular design, utilizing multiple tubes, provides superior rigidity and durability for long-lasting performance. Constructed from high-strength 4130 Chro-Moly tubing, this crossmember offers a robust solution while being 3 pounds lighter than the factory original. The wrinkle black powder-coated finish not only adds a sleek aesthetic but also provides excellent resistance against corrosion and the elements. The product is specifically designed to fit all 2015-2023 6.2L HEMI Dodge Challenger SRT Hellcat models with an automatic transmission.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandSpeedLogix
Part NumberSX-306-ATCM8-HC
CategoryChassis Components
5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold
(760) 282-4645 hello@motormia.co

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Returns & Fitment

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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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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