Drivetrain Shifters and Components

JBR

GEN 1 Reverse Lock-Out Gate Guide

$34.99

SKU: MS3-RLOCK

In Stock
In Stock
Ships by Aug 4
Free Shipping over $100
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The JBR Reverse Lock-Out Gate Guide is a crucial upgrade for GEN 1 Mazdaspeed 3 owners seeking to maintain precise shifter function. Over time, the OEM plastic gate guide experiences wear from the reverse lock-out peg, particularly during shifts from 1st to 2nd gear. This wear exacerbates existing shifter slop and can eventually compromise the reverse lock-out mechanism entirely, potentially leading to accidental engagement of reverse gear or transmission damage. This JBR gate guide is engineered from robust .125″ thick stainless steel, providing a durable barrier against the sharp OEM peg. Its construction not only protects the factory plastic guide but also actively reduces side-to-side shifter slop, restoring a smooth, direct feel to gear selection. This upgrade offers a significant performance enhancement and acts as an inexpensive preventative measure against expensive transmission repairs. Designed and manufactured in the USA, the JBR Reverse Lock-Out Gate Guide includes all necessary mounting hardware and installation instructions. This component provides a cost-effective solution compared to replacing the entire shifter cage, which can cost hundreds of dollars.

MIA's Description

The JBR Reverse Lock-Out Gate Guide is an essential upgrade for the GEN 1 Mazdaspeed 3. After a few thousand miles, the factory plastic gate guide can wear down from the reverse lock-out peg, leading to increased shifter slop and potentially affecting the reverse lock-out function.

Constructed from .125″ thick stainless steel, this gate guide protects the OEM plastic guide from wear and reduces side-to-side shifter slop. This results in smoother shifting into 1st and 2nd gears and helps prevent costly transmission damage. It is designed and manufactured in the USA.

Fitment

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Specifications

BrandJBR
Part NumberMS3-RLOCK
CategoryDrivetrain

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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