HGTE Shock Conversion | FerrariChat

HGTE Shock Conversion

Discussion in '612/599' started by George Vosburgh, Jul 5, 2021.

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  1. George Vosburgh

    George Vosburgh F1 Rookie
    Silver Subscribed

    Hello Everyone, I was just wondering what is involved in changing my standard shocks over to HGTE. My shocks are coming to the end with close to 45K on them. Is it a much bigger project than just replacing the OEM shocks? Or should I do standard shocks and do all the ball joints at the same time?
     
  2. Skidkid

    Skidkid F1 Veteran
    Owner Rossa Subscribed

    Aug 25, 2005
    9,640
    Campbell, CA
    Full Name:
    John Zornes
    I believe the shocks are the same but the suspension ECU is different.
     
  3. tazandjan

    tazandjan Three Time F1 World Champ
    Lifetime Rossa Owner

    Jul 19, 2008
    39,334
    Clarksville, Tennessee
    Full Name:
    Terry H Phillips
    John- Affirmative, same shocks for vanilla and HGTE 599s.
     
  4. George Vosburgh

    George Vosburgh F1 Rookie
    Silver Subscribed

    So is that it, just the ECU and I can have HGTE shocks?
     
  5. George Vosburgh

    George Vosburgh F1 Rookie
    Silver Subscribed

    OK, I found it:
    599 HGTE Retrofit kit

    For your 599, we offer the HGTE Retrofit kit which includes...

    Handling package - consisting of new more rigid springs and rear anti-roll bar as well as new calibration for the magnetorheological shock absorbers when in the sporty positions of the Manettino (SPORT and RACE positions). The handling features a better response time and a feeling of increased compactness without unduly compromising driving comfort. The car’s ride height has also been reduced and therefore the center of gravity lowered still further, which helps with the reduction of weight shift. The lowering of the center of mass combined with the new setup helps to reduce the squat and dive as well as pitch and roll, with the resulting benefit to the car’s dynamic performance.

    This setting reduces the static roll and rolling movements on the tracks as well as pitching. This gives the car faster turn-in and less under-steer effect. The car’s performance has also been improved with new tires which have been specially optimized for this package. They are characterized by a compound that helps to allow even more effective grip for better road holding combined with excellent ease of control.


    The front tires are fitted on modular rims with increased rigidity and a larger track. This improves axle performance which facilitates turn-in.

    These results are achieved through both mechanical and software changes:
    • Lower suspension (10mm)
    • New magnetorheologically controlled suspension calibration for the Manettino
    SPORT and RACE configurations
    • More rigid suspension springs (front + 16%, rear + 10%)
    • More rigid rear antiroll bars (diameter increased to 24.5 mm)
    • Tires with improved compound
    • Modular rims with reduced weight and special new design

    The kit also adds a strong styling component: the 20” modular rims with new design and finishing treatment. The rims have a forged flange to benefit weight. The design of the spokes is highlighted by a diamond surface treatment with a technical matte transparent trim called “Silver Corsa”.


    Performance package - NOTE-This kit cannot be installed on cars with manual gearboxes. Cars with VIN 156938 and greater can use this kit or HGTE Exhaust Kit part number 70001493 which is mufflers only.

    The installation of the “HGTE Performance” kit, which includes the replacement of the mufflers, exhaust pipes and new software settings, offers the client faster response of the engine controls. This enhances the car’s dynamic qualities which can be best experienced on the track.

    In performance driving conditions, the F1 gearbox activation is now more rapid. Indeed, thanks to optimized electronic control, the response time of the gear change command system has been reduced by 20 milliseconds during downshifting. A further enhancement involves engine control, which includes
    accelerator logic with modified mapping that enhances the rapid increase in revolutions along the wide engine use field.

    In addition, this kit includes exhaust tailpipes which are further enhanced in the rear ¾ views by the black chroming treatment on the side surface. The styling characteristics of the tailpipes are combined with a modification of the exhaust muffler. The sound produced by the car is more pronounced and exciting, especially for sports use, while maintaining a good level of comfort at cruising speed.

    Exhaust - Mufflers only upgrade

    Asthetic (exterior only) -
    Together with the other kits, or individually, this kit completes the “customization” of the exterior. It enhances the front area with the use of a grille with a special chromatic treatment where the Prancing Horse has a more definitive appearance due to a special brushed-finish treatment. The Prancing Horse with the same treatment is also available on the rear lid.
     
  6. tazandjan

    tazandjan Three Time F1 World Champ
    Lifetime Rossa Owner

    Jul 19, 2008
    39,334
    Clarksville, Tennessee
    Full Name:
    Terry H Phillips
    George- As long as she is later than SN 156938, she is compatible with the HGTE body/shock ECU and F1 ECU. If earlier, she is not compatible with the HGTE ECUs, but HGTE springs and the rear anti-roll bar would work fine.
     
    George Vosburgh likes this.
  7. Skidkid

    Skidkid F1 Veteran
    Owner Rossa Subscribed

    Aug 25, 2005
    9,640
    Campbell, CA
    Full Name:
    John Zornes
    And you can really feel the difference in the throttle map, far more than I expected.
     
    George Vosburgh likes this.

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