

The OEM cylinders will all eventually fail due to chemical decay - Top Hydraulics upgrades the seals with far superior material.
Send in your right bow tension cylinder to be upgraded, using the best seals available.
P/N 5170014AA, sometimes marked 1721-030-B
No sales tax for orders in the USA
We provide world class technical support
3-year standard warranty (should last decades)
Send in your right bow tension cylinder to be upgraded, using the best seals available.
The OEM seals will all eventually fail, accelerated by heat and impurities or water in the hydraulic fluid - Top Hydraulics replaces the chemically decaying seals with far superior material. You send in your cylinders, and we turn them around quickly.
Note: retract the polished shaft on the cylinder before removing the hydraulic line clips. Otherwise, an accidentally slipping tool may scratch or dent the polished shaft so deeply that we need to replace the shaft at a surcharge.
5170014AA |
This hose goes from the pump to the rear end of the bow lock cylinder. Each hose has a two-digit number stamped on it in white or red ink near the metal fitting. This number is also stamped on the cylinder port where the line enters the cylinder, and on the pump retaining plate where the line enters the pump.
This hose goes from the pump to the shaft end of the right Rear Bow cylinder. Each hose has a two-digit number stamped on it in white or red ink near the metal fitting. This number is also stamped on the cylinder port where the line enters the cylinder, and on the pump retaining plate where the line enters the pump.
This is a single hose #23 from hose assembly P/N: 5142634AA
(P/N 5142634AA corresponds to the pair of hoses #23 and #24)
This hose goes from the pump to the shaft end of the right Main Lift cylinder. Each hose has a two-digit number stamped on it in white or red ink near the metal fitting. This number is also stamped on the cylinder port where the line enters the cylinder, and on the pump retaining plate where the line enters the pump.
This is a single hose #13 from hose assembly P/N: 5142631AA
(P/N 5142631AA corresponds to the pair of hoses #13 and #14)
Top Hydraulics' hoses are more flexible than the OEM hoses, plus they have a higher pressure rating due to their internal Kevlar® braid.
In your Chrysler PT Cruiser, there are two lines/hoses routed to each hydraulic cylinder. The hydraulic top system has a total of four hoses. Each hose has a two-digit number stamped on it. Please identify the hose number when ordering.
Special option: Core exchange. Price includes $900 deposit. This means you pay $1300 plus $900 deposit plus shipping, then you get a rebuilt & upgraded set of cylinders from Top Hydraulics' inventory first, then you ship back your original set to recover your deposit. The deposit gets refunded in full if the cores do not have serious damage to the metal parts or missing components.
This hose goes from the pump to the bottom end of the Tonneau Cover Lift cylinder. Each hose has a two-digit number stamped on it in white or red ink near the metal fitting. This number is also stamped on the cylinder port where the line enters the cylinder, and on the pump retaining plate where the line enters the pump.
This is a single hose #34 from hose assembly P/N: 5142635AA
(P/N 5142635AA corresponds to the pair of hoses #33 and #34)
The PT Cruiser convertible has two lift cylinders for the convertible top. Top Hydraulics' seal material is far superior to the OEM's.
Send in your cylinder(s) to be rebuilt. Rebuild service is $160 per cylinder plus shipping.
-OR-
Order from our stock with core exchange ($200 per cylinder shipping first from our inventory, plus $150/ea deposit plus shipping).
Select the order method below and the price will display accordingly.
There are three rows of number engraved on the cylinder. The middle row identifies the part with the following three being fully interchangeable:
1657-030-A
1657-030-B
1657-030-C
Special Promotional Price!
$1000+$400 refundable core deposit
Includes $400 refundable deposit. Rebuilt & upgraded cylinders, new & superior hoses, rebuilt & upgraded pump. System ships fully assembled and filled with hydraulic fluid. This saves you a lot of labor and frustration, compared to replacing the components one by one. Outstanding value, far superior to original OEM quality.
The OEM cylinders will all eventually fail due to chemical decay - Top Hydraulics upgrades the seals with far superior material.
Send in your left main lift cylinder to be upgraded, using the best seals available.
Core exchange is available only for the full set of seven cylinders
P/N 5142639AA, sometimes marked 1757-030-A, 1757-030-B or 1757-038-B
You send in your malfunctioning convertible hydraulic pump first to be rebuilt and upgraded.
Chrysler part number 68027037AA
Service of all moving parts with three years warranty. The pump goes through extensive testing of flow, pressure in both directions, and extended load testing to make sure it exceeds the manufacturer's specs before we ship it back.
Expedited Core Exchange Option where Top Hydraulics ships parts from our inventory first is $500 plus a $300 Refundable Core Charge.
This means that you get a rebuilt & upgraded pump from Top Hydraulics' inventory first, then you ship back your original pump for credit of your $300 core refund. You get a pump that has been rebuilt to outlast and outperform brand new ones. Chrysler part number 68027037AA.
You send in your malfunctioning convertible hydraulic pump first to be rebuilt and upgraded.
P/N 5142638AA and similar. Mercedes p/n reference A193 800 00 30.
You send in your malfunctioning convertible hydraulic pump first to be rebuilt and upgraded.
Chrysler part number 68027037AA
This hose goes from the pump to the shaft end of the left Rear Bow cylinder. Each hose has a two-digit number stamped on it in white or red ink near the metal fitting. This number is also stamped on the cylinder port where the line enters the cylinder, and on the pump retaining plate where the line enters the pump.
This is a single hose #21 from hose assembly P/N: 5142633AA
(P/N 5142633AA corresponds to the pair of hoses #21 and #22)
Set of 7 cylinders to be upgraded, using the best seals available. Package discount. The OEM cylinders will all eventually fail due to chemical decay - Top Hydraulics upgrades the seals with far superior material. Send in your cylinders to be rebuilt, and we will rebuild them to better-than-new condition.
If you need to order a set from our inventory first, click here.