Genuine Mazda Front Lower Suspension Arm Rear Bush – RH • NE51-34-450

Genuine Mazda NE51-34-450 Front Lower Suspension Arm Rear Bush – RH

Replacement Genuine Mazda right-hand front lower suspension arm rear bush for Mazda MX-5 Mk3, Mk3.5 and Mk3.75 / NC models from 2005 to 2015 listed in the compatibility table.

This rubber-metal bush is pressed into the rear mounting position of the right-hand front lower control arm. It allows controlled movement of the suspension arm while isolating vibration and helping maintain the intended front suspension geometry under braking, acceleration and cornering loads.

This listing is for one Genuine Mazda right-hand front lower arm rear bush. One NE51-34-450 bush is fitted per vehicle. The corresponding left-hand bush is Mazda part number NE51-34-460 and is supplied separately.

Replacement may be required where the original rubber has split, cracked, softened, separated from its outer sleeve or developed excessive movement. Possible symptoms include front suspension knocking, vague steering, movement under braking, uneven tyre wear or difficulty maintaining accurate wheel alignment.

• Part type: Front lower suspension arm rear bush
• Primary use: Supports the rear mounting point of the front lower control arm
• Location: Rear mounting position of the right-hand front lower suspension arm
• Position: Front right / right-hand side
• Construction: Rubber-metal suspension bush
• Quantity per vehicle: One right-hand bush
• Quantity supplied: One bush
• Brand: Genuine Mazda
• Part No.: NE51-34-450
• Also referenced as: NE5134450
• Corresponding left-hand bush: NE51-34-460
• Fitment note: Right-hand component only; not interchangeable with the left-hand bush

Fitment advice: Confirm that the bush being replaced is in the rear mounting position of the right-hand front lower arm. Note the original bush orientation and pressing depth before removal, as suspension bushes may require installation in a specific rotational position.

Other items to consider: When changing this part, you may also want to consider purchasing the corresponding left-hand bush, front lower-arm front bushes, replacement suspension-arm bolts and nuts, ball joints and any other worn front suspension components identified during inspection.

Useful tools / consumables: Hydraulic press or suitable suspension-bush removal and installation tool, socket and spanner set, breaker bar, calibrated torque wrench, penetrating fluid, alignment markers and suitable rubber-safe assembly lubricant where permitted by the Mazda workshop procedure.

Difficulty guide: DIY Difficulty: Moderate to Advanced. The lower suspension arm normally requires removal and the old bush must be pressed out without damaging the arm. Correct orientation, pressing depth and final tightening position are important.

Why Genuine Mazda? Genuine Mazda suspension bushes are manufactured to the original dimensions, rubber compound, sleeve construction and compliance specification. Using the correct OE bush helps retain factory suspension movement, steering response, alignment stability and compatibility with the original lower control arm.

What’s in the box: One Genuine Mazda right-hand front lower suspension arm rear bush, part number NE51-34-450. The suspension arm, mounting bolts and left-hand bush are not included.

Installation notes: Record the position and orientation of the original bush before removal. Support the suspension arm correctly during pressing and apply force only to the appropriate outer sleeve. Install the bush to the correct depth and orientation. Tighten bush-mounted suspension fasteners with the suspension at normal operating height unless the Mazda workshop procedure specifies otherwise, then complete a front wheel alignment.