Rear Axle Control Arm Alignment Tool for Tesla Model 3 & Y – as 1137855-00-A

Specialized tool for determining the correct installation position of rear control arms on Tesla Model 3 and Model Y.

Used during replacement of rear suspension components such as:

• Control arms
• Shock absorbers
• Springs

Functionality

The tool acts as a spacer and positioning guide, inserted into the rear axle carrier. The control arm or spring mount is positioned against it to achieve correct preload and alignment.

Accurate positioning is essential before tightening the bolts of the rubber bushings. Incorrect setup may lead to:

• Altered vehicle handling
• Premature wear of bushings
• Reduced suspension lifespan

Installation Benefits

• Ensures factory-correct preload position
• Supports professional installation according to Tesla guidelines
• Improves durability of suspension components
• Reduces risk of incorrect assembly

Compatibility

Suitable for:

• Tesla Model 3
• Tesla Model Y

OEM Reference

To be used as:

• as 1137855-00-A

Additional Tool (Not Included)

• 1x Front axle upper control arm alignment tool (item.no. 123391),
  to be used as 1450399-00-A

OEM numbers are for comparison purposes only. This product is not an original tool.

TESLA MODEL 3 (5YJ3) (01.2017 - ) EV (238 HP, 175 kW)

TESLA MODEL 3 (5YJ3) (01.2017 - ) EV (261 HP, 192 kW)

TESLA MODEL 3 (5YJ3) (01.2017 - ) EV (275 HP, 202 kW)

TESLA MODEL 3 (5YJ3) (01.2017 - ) EV (299 HP, 220 kW)

TESLA MODEL 3 (5YJ3) (01.2017 - ) EV all-wheel drive (351 hp, 258 kW)

TESLA MODEL 3 (5YJ3) (01.2017 - ) EV Performance all-wheel drive (461 hp, 339 kW)

TESLA MODEL 3 (5YJ3) (01.2017 - ) EV Performance all-wheel drive (462 HP, 340 kW)

TESLA MODEL Y (5YJY) (03.2019 - ) EV (261 HP, 192 kW)

TESLA MODEL Y (5YJY) (03.2019 - ) EV all-wheel drive (351 hp, 258 kW)

TESLA MODEL Y (5YJY) (03.2019 - ) EV all-wheel drive (431 hp, 317 kW)

TESLA MODEL Y (5YJY) (03.2019 - ) EV Performance all-wheel drive (461 hp, 339 kW)

TESLA MODEL Y (5YJY) (03.2019 - ) EV Performance all-wheel drive (462 HP, 340 kW)