[PO AUG 2025] Shibata R31S339RD Adjustable Main Lower Arm Short Type (Red)

Please Note: This is a PRE-ORDER.

Your order will be shipped as soon as the pre-order item arrives in stock. If your order includes both in-stock and pre-order items, the entire order will be held and shipped together once the pre-order item becomes available.

About Stock Arrival:

Some pre-order items are limited in quantity or may have Reduced production by the manufacturer.

Because of this, we might not receive the full amount we ordeRed.

If this happens, we’ll ship items in the order pre-orders were placed. (first-come, first-served basis)

If your order isn’t fulfilled in the first shipment, it will automatically move to the next batch.

Important Notes:

for some limited items or items with no restock plans, we may have to cancel your order.

Even if you pre-order early, we can’t guarantee your item will ship in the first batch.

About Release Dates:

Release dates or periods (if announced by the manufacturer) are shown on the product page.

However, release dates may be delayed due to the manufacturer’s circumstances.

Please treat release dates as estimates only.

Estimated Arrival (ETA): End of AUG 2025
PO Closes on 24th AUG

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Unlock a new dimension of chassis tuning and traction control with the Shibata Adjustable Main Lower Arm Short Type collection. These precision-engineered arms provide the essential leverage to expand your suspension geometry options, giving you the tools to tailor your vehicle's behavior for exceptional grip and agile handling. Choose from a spectrum of vivid colors to accent your build's style while integrating a decisive competitive edge directly into your chassis.

Key Features

• Strategic Shortened Design: Built 8.5mm shorter than conventional arms to dramatically widen the spectrum of available geometry settings.

• Exact Adjustment Control: Facilitates meticulous suspension calibration for superior cornering and stability.

• Maximized Grip Output: Developed with the explicit goal of achieving a measurable boost in rear traction when paired with a super-wide sus mount.

• Distinctive Finish Choices: Offered in sleek Black, brilliant Purple, and fiery Red to personalize your machine.

Reasons This Belongs on Your Chassis

• Broaden Your Tuning Vocabulary: Opens up a new array of adjustment possibilities, pushing your setup past conventional boundaries.

• Combined Effect: Enables a total reduction of up to 12.5mm when installed with the Adjustable Side Lower Arm type (R31S330) for a radically lowered center of gravity.

• Professional-Grade Hardware: Manufactured to the rigorous tolerances demanded by serious racers who leave nothing to chance.

• Focused Innovation: A dedicated solution created from a single-minded pursuit of sharper handling and increased tire adhesion.

Product Information

• Product Line: Shibata Adjustable Main Lower Arm Short Type

• Color Options: Black (R31S339BK), Purple (R31S339PU), Red (R31S339RD)

• Core Specification: 8.5mm shorter than standard main lower arms

• Required Compatibility: Must be used with either the Adjustable Geometry Lower Arm (R31S322) or the Adjustable Side Lower Arm type (R31S330). Cannot be used alone.

Complete your chassis with the parts that deliver a measurable advantage. The Shibata Short Type Arms are more than an upgrade; they are a critical investment for the driver who knows that peak performance is built from the ground up.