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- Suspension
- Steering
- Hydraulic Steering Kits >PSC Big Bore Steering Gear - JK
PSC Big Bore Steering Gear
JK
Features & Product Details
Jeep PSC Big Bore Steering Gear Features:
High-quality replacement steering gear
Offers increased steering power & reliability
Large 85MM Piston with 45mm Sector Shaft
High Flow Ported Tower
6 Bolt Monster Top Cover
Added Material for Extra Strength
Direct bolt-on installation
1-Year Manufacturer Warranty
Improved Steering Power & Heavy-Duty Capabilities
If you need more steering power for your Jeep JK, this PSC Big Bore Steering Gearbox is the solution. The PSC Big Bore is one of the most powerful and strongest
replacement steering gearbox on the market for the Jeep JK, making it a no-brainer for any off-road enthusiast. This gearbox is designed to accommodate larger tire sizes, larger axles, and locking differentials without
sacrificing performance. Featuring a larger sector shaft output of 45mm when installed, your Jeep will be able to handle the extra torque output without compromise.
Heavy-Duty Construction & Bolt-On Installation
The PSC Big Bore Steering Gearbox carries a larger 85mm piston assembly and can produce up 35% more turning force for your vehicle. This results in easily turning tires of up to 37 inches,
making sure your heavy-duty build will function properly. Moreover, the gearbox is crafted from a heavy-duty case with premium hardware components for maximum
strength and long-lasting utility. The mounting areas have also been beefed up to handle the hardcore demands of increased steering force. Installation is made simple and straightforward
as this steering gearbox bolts directly to your existing mounting points. Best of all, this kit is backed by a 1-Year Manufacturer Warranty to help keep your investment
protected.
Product Resources
Specifications
Brand:
PSC
Color:
Black
Install Method:
Bolt On
Mfgr. Warranty:
1 Year Warrranty
Condition:
New Product
Return Policy:
Standard
PEOPLE WHO VIEWED THIS ITEM ALSO VIEWED
REVIEWS & CUSTOMER MEDIA
Customer Photos and Videos
2 of 2 people found the following review helpful
Makes Turning 38's Easy 4 years ago
5out of
5stars
Power Steering Upgrade
After upgrading my axles to UD60 and adding 38x15.5 tires I installed the PSCBig Bore Steering Gear, Ram Assist., and inline power steering fluid cooler. It wasn't a terribly difficult install, but the gear box is a beast and very heavy, the hardest part was holding it in place while I started the first bold. Turning my large tires is actually easier than when it was stock with 33's. I would definitely recommend this setup to anyone going 37's or bigger.
QUESTIONS & ANSWERS
-
Q: Psc688 Ryno2 years ago
What is the difference between the 688 and 688r? Can I still use the 688 with assist? -
-
0 of
0 people found the
following answer helpful
A: The 688 R comes ported, so you could add hydro assist later if you decided to. The 688 is still the big bore box, just doesn't have the ports.
Northridge Chris @ Northridge4x4 2 years ago
-
0 of
0 people found the
following answer helpful
-
Q: Upgrade steering box pineda4x43 years ago
If I upgrade steering box to big bore box will I need to upgrade the power steering pump as well? -
-
0 of
0 people found the
following answer helpful
A: Yes, you should upgrade the pump as well.
Northridge Chris @ Northridge4x4 3 years ago
-
0 of
0 people found the
following answer helpful
-
Q: SG688R Falco3 years ago
Is there a cylinder assist kit to this model on a 3.8L JKU model? Would I need to buy in pieces to make the kit? -
-
0 of
2 people found the
following answer helpful
A: This steering box works with all Jk models.
Northridge Chris @ Northridge4x4 3 years ago
-
0 of
2 people found the
following answer helpful
This Part Fits
Jeep Wrangler JK
70th Anniversary
2011 Jeep Wrangler JK 70th Anniversary
Altitude
2018 Jeep Wrangler JK Altitude
Freedom Edition
2018 Jeep Wrangler JK Freedom Edition
Islander
2010 Jeep Wrangler JK Islander
Mountain
2010 Jeep Wrangler JK Mountain
Rubicon
2007 Jeep Wrangler JK Rubicon
2008 Jeep Wrangler JK Rubicon
2009 Jeep Wrangler JK Rubicon
2010 Jeep Wrangler JK Rubicon
2011 Jeep Wrangler JK Rubicon
2012 Jeep Wrangler JK Rubicon
2013 Jeep Wrangler JK Rubicon
2014 Jeep Wrangler JK Rubicon
2015 Jeep Wrangler JK Rubicon
2016 Jeep Wrangler JK Rubicon
2017 Jeep Wrangler JK Rubicon
2018 Jeep Wrangler JK Rubicon
Rubicon Recon
2017 Jeep Wrangler JK Rubicon Recon
2018 Jeep Wrangler JK Rubicon Recon
Sahara
2007 Jeep Wrangler JK Sahara
2008 Jeep Wrangler JK Sahara
2009 Jeep Wrangler JK Sahara
2010 Jeep Wrangler JK Sahara
2011 Jeep Wrangler JK Sahara
2012 Jeep Wrangler JK Sahara
2013 Jeep Wrangler JK Sahara
2014 Jeep Wrangler JK Sahara
2015 Jeep Wrangler JK Sahara
2016 Jeep Wrangler JK Sahara
2017 Jeep Wrangler JK Sahara
2018 Jeep Wrangler JK Sahara
Sport
2010 Jeep Wrangler JK Sport
2011 Jeep Wrangler JK Sport
2012 Jeep Wrangler JK Sport
2013 Jeep Wrangler JK Sport
2014 Jeep Wrangler JK Sport
2015 Jeep Wrangler JK Sport
2016 Jeep Wrangler JK Sport
2017 Jeep Wrangler JK Sport
2018 Jeep Wrangler JK Sport
Sport S
2016 Jeep Wrangler JK Sport S
2017 Jeep Wrangler JK Sport S
2018 Jeep Wrangler JK Sport S
Unlimited
2012 Jeep Wrangler JK Unlimited
Unlimited 70th Anniversary
2011 Jeep Wrangler JK Unlimited 70th Anniversary
Unlimited Altitude
2012 Jeep Wrangler JK Unlimited Altitude
2018 Jeep Wrangler JK Unlimited Altitude
Unlimited Freedom Edition
2018 Jeep Wrangler JK Unlimited Freedom Edition
Unlimited Hard Rock
2015 Jeep Wrangler JK Unlimited Hard Rock
Unlimited Islander
2010 Jeep Wrangler JK Unlimited Islander
Unlimited Mountain
2010 Jeep Wrangler JK Unlimited Mountain
2012 Jeep Wrangler JK Unlimited Mountain
Unlimited Rubicon
2007 Jeep Wrangler JK Unlimited Rubicon
2008 Jeep Wrangler JK Unlimited Rubicon
2009 Jeep Wrangler JK Unlimited Rubicon
2010 Jeep Wrangler JK Unlimited Rubicon
2011 Jeep Wrangler JK Unlimited Rubicon
2012 Jeep Wrangler JK Unlimited Rubicon
2013 Jeep Wrangler JK Unlimited Rubicon
2014 Jeep Wrangler JK Unlimited Rubicon
2015 Jeep Wrangler JK Unlimited Rubicon
2016 Jeep Wrangler JK Unlimited Rubicon
2017 Jeep Wrangler JK Unlimited Rubicon
2018 Jeep Wrangler JK Unlimited Rubicon
Unlimited Rubicon Recon
2017 Jeep Wrangler JK Unlimited Rubicon Recon
2018 Jeep Wrangler JK Unlimited Rubicon Recon
Unlimited Sahara
2007 Jeep Wrangler JK Unlimited Sahara
2008 Jeep Wrangler JK Unlimited Sahara
2009 Jeep Wrangler JK Unlimited Sahara
2010 Jeep Wrangler JK Unlimited Sahara
2011 Jeep Wrangler JK Unlimited Sahara
2012 Jeep Wrangler JK Unlimited Sahara
2013 Jeep Wrangler JK Unlimited Sahara
2014 Jeep Wrangler JK Unlimited Sahara
2015 Jeep Wrangler JK Unlimited Sahara
2016 Jeep Wrangler JK Unlimited Sahara
2017 Jeep Wrangler JK Unlimited Sahara
2018 Jeep Wrangler JK Unlimited Sahara
Unlimited Sport
2010 Jeep Wrangler JK Unlimited Sport
2011 Jeep Wrangler JK Unlimited Sport
2012 Jeep Wrangler JK Unlimited Sport
2013 Jeep Wrangler JK Unlimited Sport
2014 Jeep Wrangler JK Unlimited Sport
2015 Jeep Wrangler JK Unlimited Sport
2016 Jeep Wrangler JK Unlimited Sport
2017 Jeep Wrangler JK Unlimited Sport
2018 Jeep Wrangler JK Unlimited Sport
Unlimited Sport S
2016 Jeep Wrangler JK Unlimited Sport S
2017 Jeep Wrangler JK Unlimited Sport S
2018 Jeep Wrangler JK Unlimited Sport S
Unlimited Willys Wheeler
2014 Jeep Wrangler JK Unlimited Willys Wheeler
2018 Jeep Wrangler JK Unlimited Willys Wheeler
Unlimited Willys Wheeler W
2018 Jeep Wrangler JK Unlimited Willys Wheeler W
Unlimited X
2007 Jeep Wrangler JK Unlimited X
2008 Jeep Wrangler JK Unlimited X
2009 Jeep Wrangler JK Unlimited X
2010 Jeep Wrangler JK Unlimited X
2011 Jeep Wrangler JK Unlimited X
Willys Wheeler
2014 Jeep Wrangler JK Willys Wheeler
2018 Jeep Wrangler JK Willys Wheeler
Willys Wheeler W
2018 Jeep Wrangler JK Willys Wheeler W
X
2007 Jeep Wrangler JK X
2008 Jeep Wrangler JK X
2009 Jeep Wrangler JK X
2010 Jeep Wrangler JK X
2011 Jeep Wrangler JK X
X-S
2009 Jeep Wrangler JK X-S