Difference between revisions of "Suspension and Wheel Alignment"

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===''Front axle - ride height''===
 
===''Front axle - ride height''===
   
  +
Ride level in normal position (attach tape measure to rim flange at bottom middle and measure to lower edge of wheel arch)
  +
  +
====Tolerance ride height in:====
 
{|
 
{|
|-
 
|Ride level in normal position (attach tape measure to rim flange at bottom middle and measure to lower edge of wheel arch)|| ||
 
|-
 
|Tolerance ride height in|| ||
 
 
|-
 
|-
 
|#Normal position max. 10mm|| ||
 
|#Normal position max. 10mm|| ||
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|#Design position max. 2mm|| ||
 
|#Design position max. 2mm|| ||
 
|-
 
|-
|Difference ride height between left/right in|| ||
 
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|}
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  +
====Difference ride height between left/right in:====
  +
{|
 
|-
 
|-
 
|#Normal position max. 10mm|| ||
 
|#Normal position max. 10mm|| ||
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===''Rear axle - ride height''===
 
===''Rear axle - ride height''===
  +
  +
Ride level in normal position (attach tape measure to rim flange at bottom middle and measure to lower edge of wheel arch)
  +
  +
====Tolerance ride height in:====
 
{|
 
{|
|-
 
|Ride level in normal position (attach tape measure to rim flange at bottom middle and measure to lower edge of wheel arch)|| ||
 
|-
 
|Tolerance ride height in|| ||
 
 
|-
 
|-
 
|#Normal position max. 10mm|| ||
 
|#Normal position max. 10mm|| ||
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|#Design position max. 2mm|| ||
 
|#Design position max. 2mm|| ||
 
|-
 
|-
|Difference ride height between left/right in|| ||
 
  +
|}
  +
  +
====Difference ride height between left/right in:====
  +
{|
 
|-
 
|-
 
|#Normal position max. 10mm|| ||
 
|#Normal position max. 10mm|| ||
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==''Chassis/wheel alignment - normal position E46/M3/M3 CSL''==
 
==''Chassis/wheel alignment - normal position E46/M3/M3 CSL''==
  +
  +
Car loaded down to normal position ||Vehicle with complete equipment for normal operation with:
  +
 
{|
 
{|
|-
 
|Car loaded down to normal position ||Vehicle with complete equipment for normal operation with:||
 
 
|-
 
|-
 
| ||2 x 68kg on front seats (seats central position)||
 
| ||2 x 68kg on front seats (seats central position)||

Revision as of 18:31, 7 August 2021

Wheel alignment E46/M3 CSL

Front axle - Wheel alignment

Observe test conditions
_
Front axle:
Total toe 0° 4' ±7'
Camber -1° ±45'
(diff between L/R max 30')
Track differential angle with 20° lock on inside wheel -1° 40' ±30'
Caster
(diff between L/R max 30')
With ±10° wheel lock 7° 34' ±30'
With ±20° wheel lock 7° 48' ±30'
Front wheel displacement 0° ±10'
Maximum wheel lock
Inside wheel approx. ° 40.85
Outside wheel approx. ° 33.65

Rear axle - Wheel alignment

Rear axle:
Total toe 0° 4' ±6'
Camber -1° 50' ±15'
(diff between L/R max 15')
Geometrical axis deviation 0° ±4'

Ride Height E46/M3 CSL

Front axle - ride height

Ride level in normal position (attach tape measure to rim flange at bottom middle and measure to lower edge of wheel arch)

Tolerance ride height in:

#Normal position max. 10mm
#Design position max. 2mm

Difference ride height between left/right in:

#Normal position max. 10mm
#Design position max. 2mm
Series
18" rim 594mm
19" rim 607mm

Rear axle - ride height

Ride level in normal position (attach tape measure to rim flange at bottom middle and measure to lower edge of wheel arch)

Tolerance ride height in:

#Normal position max. 10mm
#Design position max. 2mm

Difference ride height between left/right in:

#Normal position max. 10mm
#Design position max. 2mm
Series
18" rim 589mm
19" rim 602mm

Chassis/wheel alignment - normal position E46/M3/M3 CSL

Car loaded down to normal position ||Vehicle with complete equipment for normal operation with:

2 x 68kg on front seats (seats central position)
1 x 14kg in luggage compartment (centre) and full fuel tank.