USA Standard Gear

NSG370 6-Speed Manual Transmission 3rd & 4th Gear Synchro Assembly

$315.89

SKU: ZMNSG370-2.5

In Stock
In Stock
Ships by Aug 31
Free Shipping over $200
$100 Minimum Order
30 Days Return

Description

The USA Standard Gear NSG370 Manual Transmission 3rd and 4th Gear Synchro Assembly is designed to restore precise gear engagement within your vehicle's transmission. This assembly focuses on the 3rd and 4th gears, ensuring smooth operation and reducing gear clash for an enhanced driving experience. Precision machining guarantees an exact fit, making it a direct replacement for worn synchronizers that can lead to rough or noisy gear changes. Installation of this USA Standard Gear NSG370 Manual Transmission 3rd and 4th Gear Synchro Assembly is estimated to take approximately 3 hours and requires light to moderate mechanical skill. The product comes with a limited warranty. This synchro assembly is specifically designed to fit 2005-2018 Jeep Wrangler TJ & JK models equipped with the NSG370 6-speed manual 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

BrandUSA Standard Gear
Part NumberZMNSG370-2.5
CategoryDrivetrain

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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.

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