Suspension and steering specifications (Opel Frontera A)

Note: Individual characteristics are also given in the text of the Chapter.

Front suspension

5-speed manual transmission, all forward gears synchronized

Type	Independent, double wishbone, telescopic shock absorbers, with anti-roll bar and torsion bars for ride height adjustment
Wheel alignment data	See below
Suspension spring marking	Color marking Install springs with only one marking. The springs have one- or two-color markings.
Front bearing wheels	Installed in the steering knuckle

Rear suspension

Type – until mid-1995 - since mid-1995

Leaf springs and rigid axle Coil springs, rods and anti-roll bar

Steering

Design features	"Screw-and-nut" mechanism on circulating balls with hydraulic booster
Steering gear ratio	15.8: 1
Power steering fluid – the amount of liquid to be poured	Special liquid "Dexron" – 1.0 l
Adjustments	Not produced
Max. system pressure: - all cars with 2.0 and 2.4 l engines manufactured before 1995 - all cars produced since mid-1995	83 - 88 bar 93 - 100 bar
Max. steering wheel play	10 - 30 mm
Front wheel alignment angles
Collapse - up to mid-1995 - since mid-1995	Not loaded +0°30' ±1° 0° ±1°	Not loaded +1°05'+1° 0° ±1°
The difference in camber between the left and right wheels: - up to mid-1995 - since mid-1995	30' 45'	30' 45'
Angle of longitudinal inclination of the axis of rotation: - up to mid-1995 - since mid-1995	+2°30' ±1° +2°10' ±1°	+2°50'+1° +2°50'+1°
The difference in the longitudinal inclination angles of the steering axes of the left and right wheels: - up to mid-1995 - since mid-1995	45' 35'	45' 35'
Convergence: - up to mid-1995 - since mid-1995	+1.00 ±2.00 mm 5.5 ±0.5 mm	2.00 ±2.00 mm 0 ±2.0 mm
Indication The toe angles of both wheels within the specified tolerance must have either a negative or positive value.
Steering wheel angle	At 20° of outer wheel rotation, the inner wheel should be rotated by 21° 50' ±1°
Transverse inclination of kingpin: - up to mid-1995 - since mid-1995	Loaded 9°25' 12° 30' ±30'	Not loaded 10° ±1° 12°30' ±30'

Drive belt of the power steering pump, 2.4 L engine up to mid-1995

belt length	813 mm
belt width	9.5 mm
belt tension: - new - used	450 N 250-300 N
If there is air conditioning
belt length	960 mm
belt width	9.5 mm
belt tension	See above

Tightening force of threaded connections, Nm

Note: Fastener tightening torques are also given in the text of the Chapter.

Front axle/front suspension
ABS sensor to steering knuckle	9
ABS sensor cable to steering bolt	26
Bridge bracket to bridge housing: - manufactured before 1995 - since 1995	82 93
Bridge bracket to chassis	152
Differential beam to axle housing: - for 3-door model - for 5-door model	28 54
Automatic hub lock housing to the wheel hub	59
Torsion bar cover for lower steering arm	116
Cardan shaft to main gear flange front axle	75
Cardan shaft to transfer case flange: - with MSG gearbox (3 door car) - with MUA gearbox (5 door car)	35 75
Rear cardan joint, lower arm to chassis	200
Cardan shaft, upper arm to bushings	108
Manual hub lock housing to wheel hub	12
Manual hub-crankcase lock housing coupling to the hub body	60
Anti-roll bar connecting rod nut: - up to mid-1995 - since mid-1995	10 51
Upper universal joint of steering shaft to chassis	155
Upper hinge to lever - up to mid-1995 - since mid-1995	33 61
Upper joint to steering knuckle	105
Oil filler plug in the crankcase	45
Crossmember, front suspension to chassis	75
Wheel mount: - steel wheels - light metal discs	110 120
ABS Sensor Sprocket Mounting Bolts	18
Brake disc to wheel hub	103
Wheel stop nut	23
Steering rod to the joint	120
Fastening the anti-roll bar to the chassis: - up to mid-1995 - since mid-1995	28 20
Shock absorber to chassis	20
Shock absorber to the lever	83
Lower joint to steering knuckle	140
Front Ball Joint, Lower Arm to Chassis	160
Rear axle/ rear suspension
Differential cover mounting bolts	24
Axle shaft holder mounting nuts (cars with disc brakes)	75
Connecting rod fastening nut, brake booster	13
Oil filler plug in the crankcase	45
Axle shaft mounting sheet (drum brakes)	95
Cardan shaft flange mounting bolts	75
Bolts for fastening the intermediate support of the propeller shaft	33
Rear suspension - leaf springs: - bracket nuts - tie bolt - shock absorber nuts - buffer mounting bolts - stepladder mounting nuts	108 160 40 42 68
Rear suspension - coil springs: - transverse reaction rod to the bridge - transverse reaction rod to the chassis - shock absorber to the bridge - shock absorber to the chassis - holder, ABS sensor - bracket, ABS cable to the middle arm - bridge buffer to chassis - parking brake cable clamps - mounting bolts, trailing arm - mounting bolts, middle lever - bolts for fastening the anti-roll bar to the chassis	80 165 80 105 26 26 37 9 165 165 22
Indication Both on the front and rear suspension (both versions) certain mounting bolts and nuts must be tightened while the vehicle is on its wheels. Instructions on this matter are given in the relevant sections. In this way, tighten all suspension connections that have rubber elements.
Steering
Segment shaft adjusting bolt lock nut	41
Tie Rod End Lock Nut	120
Tank clamp bolt	7
Steering knuckle to steering knuckle	118
Steering knuckle to steering gear	216
Intermediate steering arm to chassis	45
Nut, universal joint clamp bolt	25
Steering wheel nut to steering column	35
Steering knuckle nut to steering gear	220
Intermediate arm nut to middle steering rod	60
Intermediate arm nut to steering knuckle	130
Nut securing bracket to chassis	48
Steering to chassis mounting nuts	44
Clamp bolt nut	40
Steering tie rod end nut to steering arm	110
Clamps	20
Steering column mounting bolt to bottom sheet	20
Steering column to upper bracket mounting bolt	17
Union nut of the pump discharge pipeline	20
Union nut of the pressure pipe to the steering gear	45
Union nut of the drain pipe to the pump	45

Material copied from this resource (www.opelbook.ru)