320 Owner’s Manual
Rev. 2022 v_220419 3
3.2.2 Rear(STDconfiguration)...........................................................................................................................29
3.3Front Geometry Adjustment
UMP Options ........................................................................... 30
3.3.1 RollCentreHeight.....................................................................................................................................32
3.4Rear Geometry adjustment ............................................................................................... 33
3.5Front torsion bar settings .................................................................................................. 35
3.5.1 Fronttorsionbarpre‐load........................................................................................................................36
3.5.2 FrontAntirollbarsettings........................................................................................................................37
3.6Rear Anti roll bar settings .................................................................................................. 41
4Maintenance and assembly instructions ......................................................................... 44
4.1Front Uprights .................................................................................................................. 44
4.1.1 Uprightassembly......................................................................................................................................44
4.2Rear Uprights ................................................................................................................... 47
4.2.1 Uprightassembly......................................................................................................................................47
4.3Wheel nut ........................................................................................................................ 51
4.4Assembly and Maintenance ............................................................................................... 51
4.5Anti-Roll bar backlash ........................................................................................................ 52
4.6Rear Rocker ..................................................................................................................... 53
4.6.1 Replacementprocedure:..........................................................................................................................54
4.7Front wing adjustment ...................................................................................................... 55
4.7.1 MainplaneGurneyOptionalTrimming.....................................................................................................55
5Steering ........................................................................................................................... 56
5.1Longitudinal adjustment .................................................................................................... 56
5.2Vertical adjustment ........................................................................................................... 57
5.3Kinematic backlash adjustment .......................................................................................... 57
5.4Pinion backlash adjustment ............................................................................................... 58
5.5CV joint orientation ........................................................................................................... 58
5.6Steering housing treatment ............................................................................................... 59
5.7Steering rack travel stop ................................................................................................... 59
5.8Steering rack potentiometer installation.............................................................................. 60
5.9Steering Line for KIT car ................................................................................................... 61
5.10Electric Power Steering (EPS) ............................................................................................ 62
5.11Alternative Ackermann Arms ............................................................................................. 62
6Gearbox, Clutch & Differential. Kinematic Chain ............................................................ 63
6.1Gearbox ........................................................................................................................... 63
6.1.1 Authorizedratios......................................................................................................................................63
6.2Differential & C/W ............................................................................................................ 64
6.3Clutch .............................................................................................................................. 64
7Oil System ........................................................................................................................ 64
8Leg Padding ..................................................................................................................... 64
9Heat Shields..................................................................................................................... 62
