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DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBMW1987L7 (E23) L6-3430CC 3.4L SOHC (M30)REPAIR AND DIAGNOSISMAINTENANCEALIGNMENTSPECIFICATIONS
1987 BMW L7 (E23) L6-3430cc 3.4L SOHC (M30)
Alignment: Specifications
1987 BMW L7 (E23) L6-3430cc 3.4L SOHC (M30)SECTION Specifications
WHEEL ALIGNMENT SPECIFICATIONS
Note: Given specifications are for car loaded down to normal position. Refer to Inspection Conditions Testing and Inspection
Front Axle
Track width with rim offset of 22 mm (0.866 in), mm (in) 1506 (59.291)
Height (lower edge of wheel house to rim flange at center of wheel), mm (in)
14" rims, mm (in) 585 ± 10 (23.031 ± 0.394)
165 TR 390 wheel rims, mm (in) 598 ± 10 (23.543 ± 0.394)
Maximum difference among all wheels, mm (in) 10 (0.394)
Total toe
Deg. 0°4.5' (+9'/-4.5')
mm 0.5 (+1.0/-0.5)
in 0.020 (+0.040/-0.020)
TRX tires, mm 0.6 (+1.0/-0.5)
in 0.024 (+0.040/-0.020)
Camber angle, Deg. [1] 0° ± 30'
Toe difference, Deg. [1]
with 20° inside wheel lock -1°40' ± 30'
King pin angle, Deg. [1] 11°20' ± 30'
Caster angle, Deg. [1]
with ± 10° wheel lock 8°57' ± 30'
with ± 20° wheel lock 9°35' ± 30'
Front wheel displacement, Deg. 0° ± 15'
Max. Wheel Lock, Deg.
Inside Wheel approx. 43
Outside Wheel approx. 33
Turning circle diameter, m (ft) approx. 11.6 (38.0)
Rear Axle
Track width with rim offset of 22 mm (0.866 in), mm (in) 1511 (59.488)
Height (lower edge of wheel house to rim flange at center of wheel), mm (in)
518 ± 10 (20.394 ± 0.394)
Maximum difference among all wheels, mm (in) 10 (0.394)
Total toe
Deg. 0°18' ± 7'
mm (in) 2.0 ± 0.8 (0.079 ± 0.031)
TRX tires, mm (in) 2.1 ± 0.8 (0.083 ± 0.031)
Camber angle, Deg. [1] -2°20' ± 30'
Geometric driving axis, Deg. 0° ± 15'
[1] Maximum deviation (left to right) 30'
Note: Given specifications are for car loaded down to normal position. Refer to Inspection Conditions Testing and Inspection
Front Axle
Track width with rim offset of 22 mm (0.866 in), mm (in) 1506 (59.291)
Height (lower edge of wheel house to rim flange at center of wheel), mm (in)
14" rims, mm (in) 585 ± 10 (23.031 ± 0.394)
165 TR 390 wheel rims, mm (in) 598 ± 10 (23.543 ± 0.394)
Maximum difference among all wheels, mm (in) 10 (0.394)
Total toe
Deg. 0°4.5' (+9'/-4.5')
mm 0.5 (+1.0/-0.5)
in 0.020 (+0.040/-0.020)
TRX tires, mm 0.6 (+1.0/-0.5)
in 0.024 (+0.040/-0.020)
Camber angle, Deg. [1] 0° ± 30'
Toe difference, Deg. [1]
with 20° inside wheel lock -1°40' ± 30'
King pin angle, Deg. [1] 11°20' ± 30'
Caster angle, Deg. [1]
with ± 10° wheel lock 8°57' ± 30'
with ± 20° wheel lock 9°35' ± 30'
Front wheel displacement, Deg. 0° ± 15'
Max. Wheel Lock, Deg.
Inside Wheel approx. 43
Outside Wheel approx. 33
Turning circle diameter, m (ft) approx. 11.6 (38.0)
Rear Axle
Track width with rim offset of 22 mm (0.866 in), mm (in) 1511 (59.488)
Height (lower edge of wheel house to rim flange at center of wheel), mm (in)
518 ± 10 (20.394 ± 0.394)
Maximum difference among all wheels, mm (in) 10 (0.394)
Total toe
Deg. 0°18' ± 7'
mm (in) 2.0 ± 0.8 (0.079 ± 0.031)
TRX tires, mm (in) 2.1 ± 0.8 (0.083 ± 0.031)
Camber angle, Deg. [1] -2°20' ± 30'
Geometric driving axis, Deg. 0° ± 15'
[1] Maximum deviation (left to right) 30'
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.