

Core exchange is currently not available - your cylinders need to be sent in first for rebuild service with 1-3 days turn around. Using the best seals available, far exceeding OEM quality. Ferrari part number 81860800 L.H. TC PISTON KIT.
No sales tax for orders in the USA
We provide world class technical support
3-year standard warranty (should last decades)
Rebuild & upgrade service replaces leaking, inferior OEM seals and improves upon top hydraulic cylinder design. Making your Ferrari cylinder better than a brand new one, for a fraction of dealer price.
L.H. Tonneau Cover Piston P/N: 81860800 L.H. TC PISTON KIT
Top Hydraulics does not stock this part, but we will make yours better than a brand new one for a fraction of Ferrari's price, typically with one day turn around of us receiving your original part. Please inquire about our low FedEx rates, both for shipping inside the US and internationally.
Note: in the unlikely event that there is rust or tool damage from cylinder removal on the chromed cylinder shaft, there will be an additional charge for replacing the cylinder shaft and possibly part of the housing.
81860800 |
Core exchange is currently not available - your cylinders need to be sent in first for rebuild service with 1-3 days turn around. Using the best seals available, far exceeding OEM quality. Ferrari part number 81860900 R.H. TC PISTON KIT.
Top Hydraulics does not stock this part, but we will make yours better than a brand new one for a fraction of Ferrari's price, typically with one day turn around of us receiving your original part. Please inquire about our low FedEx rates, both for shipping inside the US and internationally.
Core exchange is currently not available - your cylinders need to be sent in first for rebuild service with 1-3 days turn around. Using the best seals available, far exceeding OEM quality. Ferrari part number 81860200 L.H. ROOF REAR PISTON KIT.
Core exchange is currently not available - your cylinders need to be sent in first for rebuild service with 1-3 days turn around. Using the best seals available, far exceeding OEM quality. Ferrari part number 81859400 RH PISTON MAIN KIT.
Core exchange is currently not available - your cylinders need to be sent in first for rebuild service with 1-3 days turn around. Using the best seals available, far exceeding OEM quality. Ferrari part number 81860400 R.H. REAR ROOF PISTON KIT.
This is the passenger side cylinder that actually lifts the roof assembly. The name "Front Roof Piston" can be confusing because this part is in front of the roof only when the roof is down.
Send in your pump first for rebuild & upgrade service for $1300 plus return shipping
- or -
select the core exchange option where we send a pump first from our inventory for $1650 plus $2000 deposit plus shipping.
This Rebuild & Upgrade service includes service of the Valve Block.
Internal components and seals get upgraded, and the pump goes through extensive testing to make sure we ship back a product that is performing better than a brand new one from the factory, for a fraction of dealer price. Typical problems with original Ferrari California top pumps are leakage and overheating. Top Hydraulics takes care of the leaking and the overheating for good.
Core exchange is currently not available - your cylinders need to be sent in first for rebuild service with 1-3 days turn around. Using the best seals available, far exceeding OEM quality. Ferrari part number 81859300 "LH FRONT ROOF PISTON KIT". This is the driver side cylinder that actually lifts the roof assembly.