Hpg, Mva (Multi-Valve Adjustable); Hpg, Emulsion Gas Shock - BOMBARDIER 1996 Ski-doo MX Z440 Handbook

A06FOKS
1. Valved piston
2. Damper shaft
3. Oil volume
4. Highpressure gaschamber(300PSl N,)
5. Floating piston
This shock absorber is standard on the 670 SE Grand Touring models and offers the benefit of a full
gas (nitrogen) shock, with the addition of an external adjustment for rebound damping. Some
compression damping is also adjusted with this feature.
Although this damper is not rebuildable, the feature of offering trail-side adjustability and the
benefits of a gas-filled shock will be recognized at first use. It is possible to upgrade
A shocks with the optional MVA shaft-order P / N 4860671 00 Qty (2) required. Note : you must
change shock spring stoppers to P / N 414762500 Qty (2).
, A06FONS
1. Oil flow option with MVA screw
2. 10 detent adjustments
This calibration is used as a center shock for the front of some track suspensions. As the name
implies, this damper mixes the oil and gas (nitrogen) in the same chamber.
This shock is mounted with the damper body upward. This offers a volume of oil at the damper
piston at all times.
3
2
Section 03 CHASSIS PREPARATION
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2
rear HPG T/
03-35