Old Man Emu

BP-51 4 Inch Suspension Lift Kit w/4" lift

2007-2018 Jeep Wrangler JK
$5,658.00
Low Stock
Old Man Emu

BP-51 4 Inch Suspension Lift Kit w/4" lift

2007-2018 Jeep Wrangler JK
$5,658.00
Low Stock
# Doors
Front Load Rating

Authorized dealer
Free shipping within the lower 48 United States
Brand new parts with warranty coverage
Free 30-day return and exchange on qualifying orders
Got Questions?
Our experts are here to help!
Part Numbers & Details
4 Shocks 4 Shock Mounting Kits 4 Coils + More
Full set of BP-51 shocks with matched mounting hardware; front & rear coils; see included table for list of all components.
Old Man Emu 3 Year / 35,000 Mile Warranty
Manufacturer warranty protects against defects and premature failure.
Choose Options Above
Select options from the drop-down menu(s) above to customize your kit.
Complete Suspension System
Includes all hardware and components included for the complete installation of this performance lift kit. Some OE bushings may need to be reused.
2dr & 4dr Models
This suspension kit works on all Wrangler models
Overland Capable
Go anywhere with this kit without sacrificing daily driver comfort
BP-51 Internal Bypass
Highly adjustable and extremely capable BP51 Shocks will handle everything you throw at them
Factory, Light, or Heavy Load
The BP51 shocks are capable of all handling adjustments needed for various gear loadouts and weight additions
Specifications
Part Number OptionsItemQuantityFront Load RatingNumber Doors
OMEJK4BP51PBP-51 4 Inch Suspension Lift Kit1Light Heavy Load2 Door
OMEJK4BP51BP-51 4 Inch Suspension Lift Kit1Light Load/Heavy Load2 Door
Kit Components in OMEJK4BP51
Part NumberQuantityDescription
26421Front 4" Coil Spring
26431Rear 4" Coil Spring
BP51600212OME BP-51 Front Shocks
BP51600302OME BP-51 Rear Shocks
FK401Bump Stop Extensions
FK461Brake Line Relocation Kit
FK471Panhard bracket Kit
FK481Sway Bar Link Disconnects
FK491Castor and Driveline Kit
FK501Steering Damper Relocation Bracket
OMEJKPF102Front 10mm Trim Spacer
OMEJKPR101Rear 10mm Trim Spacer
OMESD481Steering Damper
PANRJK0021Adjustable front panhard bar
Kit Components in OMEJK4BP51P
Part NumberQuantityDescription
26421Front 4" Coil Spring
26431Rear 4" Coil Spring
BP51600212OME BP-51 Front Shocks
BP51600302OME BP-51 Rear Shocks
FK401Bump Stop Extensions
FK461Brake Line Relocation Kit
FK471Panhard bracket Kit
FK481Sway Bar Link Disconnects
FK501Steering Damper Relocation Bracket
FK891Cross Member Spacer Kit
LCAJKFR1Pair Front Lower Control Arms
LCAJKRR1Pair Rear Lower Control Arms
OMEJKPF102Front 10mm Trim Spacer
OMEJKPR101Rear 10mm Trim Spacer
OMESD481Steering Damper
PANRJK0021Adjustable front panhard bar
UCAJKFR1Front Upper Control Arms
UCAJKRR1Rear Upper Control Arms
Product Details

Simplify the task of lifting your Jeep Wrangler JK by ordering the Old Man Emu customized suspension system as a complete kit with one part number. This kit uses Old man Emu's BP-51 large diameter shock absorbers that have been specifically engineered for the Jeep Wrangler JK. The massive adjustability of these shocks through rebound and compression damping allow nothing short of race-level performance in a compact package. Being able to fine tune comfort needs in parrallel to handling requirements on and offroad goes a long way for vehicle longevity and adventuring.

Compatibility List
YearMakeModelDrivePosition
2018JeepWrangler JK
2017JeepWrangler JK
2016JeepWrangler JK
2015JeepWrangler JK
2014JeepWrangler JK
2013JeepWrangler JK
2012JeepWrangler JK
2011JeepWrangler JK
2010JeepWrangler JK
2009JeepWrangler JK
2008JeepWrangler JK
2007JeepWrangler JK

ARB Manufacturer's Warranty

Air Locker Inc. (ARB) products are warranted free from defects in materials and workmanship for a period of twenty four (24) months from the date of initial retail purchase, with the exception of ARB Fridge/Freezers and Old Man Emu suspension products which carry a thirty six (36) month, 37,000 mile (OME suspension) limited warranty, ARB Air Locker which carries a sixty (60) month warranty and LINX which carries a twelve (12) month warranty. Air Locker Inc's (ARB) obligation under this warranty shall be limited to repairing, replacing or crediting at its option, any part found to be defective.

Air Locker Inc. (ARB) does not warrant or make any representations concerning its goods when:

  • The products are purchased used, scratch and dent or open box.
  • The products are not installed, used, and maintained strictly in accordance with the manufacturer's instructions
  • The products are installed in vehicles that are used in competition
  • The products are installed in vehicles fitted with aftermarket non-standard tires with diameters in excess of OEM specifications
  • The products are installed in vehicles with engines that have been modified to increase performance

Air Locker Inc. (ARB) will not be liable for labor charges and other intangible or consequential losses that might be claimed as a result of a failure of any ARB component or part thereof to the extent permitted by state law.

A claim under this warranty should be made as follows:

Contact Air Locker Inc. technical department at 425-264-1391 or via email at tech@arbusa.com to request a Returned Goods Authorization (RGA) number and instructions for returning the defective component.

FREE Shipping applies to all products shipped to the lower 48 United States, excluding truck freight items that exceed 100lbs or custom orders.

  • Leaf Springs, Axles, Long Travel Systems, and other products that get shipped on pallets will require specific shipping costs.
  • We do not ship truck-freight items out of the country, only to freight forwarders setup by the buyer.

All other shipping destinations that are available will be calculated at checkout, or you can contact us prior to your purchase.

Shock Surplus ships to the following destinations, and more:

  • All of North America
  • All of Europe
  • United Arab Emirates
  • Australia
  • Most Asian countries

Contact us for a free direct quote to your location.

30-Day Hassle-free Return & Exchange Policy - Stuff Happens!

We sell only brand new, never-installed, authentic, brand-name parts. If your order arrives damaged, is missing hardware, appears used or pre-installed, or is incomplete in any way, we will jump into action to send replacements. We can usually have replacements sent immediately for these rare cases of damaged, incomplete, or incorrect orders.

Shock Surplus allows returns and exchanges inside of a 30-day window starting from time of receipt by the customer. It is our mission to make every transaction smooth, and fix any issues you may encounter.

  • Products must be new, unused, and in uninstalled condition for us to accept a return.
  • We do not accept installed parts, so be sure you have the correct part number(s) before attempting to install them on your vehicle.
  • Returned parts must contain all associated hardware, otherwise that part number will be deducted from your refund.

Exchanges

No restocking fees. Our staff is on hand to make sure that your first purchase is exactly correct for your needs and vehicle, do not hesitate to contact us prior to your purchase through Live Chat or Email.

To start a return or exchange, please fill out THIS FORM (located at the bottom of the page), and be as specific as possible, and someone will be in touch with you in ~1 business day. The typical turnaround for a refund or exchange is 5-10 business days, depending on the complexity of the case. Exchanges are subject to availability of stock; any exchanges proving out of stock will be refunded to the customer.

Return Shipping Costs

We are available to make every transaction flawless for our customers, the Shock Surplus staff is available to guarantee fitment on every part we sell. Shipping costs responsibility are as follows:

  • Misboxed Item - Shock Surplus Responsibility
  • Incorrect Item Sent - Shock Surplus Responsibility
  • Incorrect Item Ordered - Customer Responsibility
  • Order Error (Address, Vehicle Fitment) - Customer Responsibility
  • Changed Mind - Customer Responsibility
  • Damaged in Transit - Shock Surplus Responsibility

Start Your Return Process

Returns Under Customer's Responsibility

  • Below 50lbs - $15 flat rate deducted from the refund. Shock Surplus will provide a shipping label to make this process as easy as possible.
  • Greater than 50lbs - Discounted shipping rates to get the product(s) back to Shock Surplus, that amount will be deducted from the refund. 50lb+ packages are automatically labeled 'Oversize' by our couriers, and automatically incur a $25 charge on top of the shipping fee.

Returns Under Shock Surplus' Responsibility

  • Free, we will provide a return shipping label and ship the replacement parts for free. If a refund is preferred, a full refund will occur.

Refunds

You should expect to receive your refund within 5-7 business days of our warehouse receiving your return. The amount of time it takes for your refund to show up in your account varies by payment method, but typically takes 1-3 business days. You will also receive a message confirming the refund via the marketplace where the purchase happened. We wish we could speed up the process of funds reaching your payment method following a refund, but it is out of our hands.

If you need to return an item, simply login to your account (top right corner of the screen), view the order using the "Complete Orders" link under the My Account menu, and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item. You can also contact contact us for any return requests.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page.

International Orders

  • Orders are final, no returns
  • Orders shipped to a freight forwarder in the US, are eligible for return if the product has not left the United States.
  • It is the responsibility of the buyer and exporter to ensure correct items received before exporting. Shock Surplus is not responsible for items received once the freight forwarder has shipped the product.
  • The buyer is responsible for import fees and taxes into their country. That is not covered in the shipping fee that Shock Surplus charges.

Product Details

Whether you want to upgrade, add a reservoir, or find something more affordable, contact us with any questions!

Part Numbers & Details

View full product specifications

Close specs
Part Numbers & Details
4 Shocks 4 Shock Mounting Kits 4 Coils + More
Full set of BP-51 shocks with matched mounting hardware; front & rear coils; see included table for list of all components.
Old Man Emu 3 Year / 35,000 Mile Warranty
Manufacturer warranty protects against defects and premature failure.
Choose Options Above
Select options from the drop-down menu(s) above to customize your kit.
Complete Suspension System
Includes all hardware and components included for the complete installation of this performance lift kit. Some OE bushings may need to be reused.
2dr & 4dr Models
This suspension kit works on all Wrangler models
Overland Capable
Go anywhere with this kit without sacrificing daily driver comfort
BP-51 Internal Bypass
Highly adjustable and extremely capable BP51 Shocks will handle everything you throw at them
Factory, Light, or Heavy Load
The BP51 shocks are capable of all handling adjustments needed for various gear loadouts and weight additions
Specifications
Part Number OptionsItemQuantityFront Load RatingNumber Doors
OMEJK4BP51PBP-51 4 Inch Suspension Lift Kit1Light Heavy Load2 Door
OMEJK4BP51BP-51 4 Inch Suspension Lift Kit1Light Load/Heavy Load2 Door
Kit Components in OMEJK4BP51
Part NumberQuantityDescription
26421Front 4" Coil Spring
26431Rear 4" Coil Spring
BP51600212OME BP-51 Front Shocks
BP51600302OME BP-51 Rear Shocks
FK401Bump Stop Extensions
FK461Brake Line Relocation Kit
FK471Panhard bracket Kit
FK481Sway Bar Link Disconnects
FK491Castor and Driveline Kit
FK501Steering Damper Relocation Bracket
OMEJKPF102Front 10mm Trim Spacer
OMEJKPR101Rear 10mm Trim Spacer
OMESD481Steering Damper
PANRJK0021Adjustable front panhard bar
Kit Components in OMEJK4BP51P
Part NumberQuantityDescription
26421Front 4" Coil Spring
26431Rear 4" Coil Spring
BP51600212OME BP-51 Front Shocks
BP51600302OME BP-51 Rear Shocks
FK401Bump Stop Extensions
FK461Brake Line Relocation Kit
FK471Panhard bracket Kit
FK481Sway Bar Link Disconnects
FK501Steering Damper Relocation Bracket
FK891Cross Member Spacer Kit
LCAJKFR1Pair Front Lower Control Arms
LCAJKRR1Pair Rear Lower Control Arms
OMEJKPF102Front 10mm Trim Spacer
OMEJKPR101Rear 10mm Trim Spacer
OMESD481Steering Damper
PANRJK0021Adjustable front panhard bar
UCAJKFR1Front Upper Control Arms
UCAJKRR1Rear Upper Control Arms
Product Details

Simplify the task of lifting your Jeep Wrangler JK by ordering the Old Man Emu customized suspension system as a complete kit with one part number. This kit uses Old man Emu's BP-51 large diameter shock absorbers that have been specifically engineered for the Jeep Wrangler JK. The massive adjustability of these shocks through rebound and compression damping allow nothing short of race-level performance in a compact package. Being able to fine tune comfort needs in parrallel to handling requirements on and offroad goes a long way for vehicle longevity and adventuring.

Compatibility List
YearMakeModelDrivePosition
2018JeepWrangler JK
2017JeepWrangler JK
2016JeepWrangler JK
2015JeepWrangler JK
2014JeepWrangler JK
2013JeepWrangler JK
2012JeepWrangler JK
2011JeepWrangler JK
2010JeepWrangler JK
2009JeepWrangler JK
2008JeepWrangler JK
2007JeepWrangler JK
Warranty

View warranty coverage

Close specs

ARB Manufacturer's Warranty

Air Locker Inc. (ARB) products are warranted free from defects in materials and workmanship for a period of twenty four (24) months from the date of initial retail purchase, with the exception of ARB Fridge/Freezers and Old Man Emu suspension products which carry a thirty six (36) month, 37,000 mile (OME suspension) limited warranty, ARB Air Locker which carries a sixty (60) month warranty and LINX which carries a twelve (12) month warranty. Air Locker Inc's (ARB) obligation under this warranty shall be limited to repairing, replacing or crediting at its option, any part found to be defective.

Air Locker Inc. (ARB) does not warrant or make any representations concerning its goods when:

  • The products are purchased used, scratch and dent or open box.
  • The products are not installed, used, and maintained strictly in accordance with the manufacturer's instructions
  • The products are installed in vehicles that are used in competition
  • The products are installed in vehicles fitted with aftermarket non-standard tires with diameters in excess of OEM specifications
  • The products are installed in vehicles with engines that have been modified to increase performance

Air Locker Inc. (ARB) will not be liable for labor charges and other intangible or consequential losses that might be claimed as a result of a failure of any ARB component or part thereof to the extent permitted by state law.

A claim under this warranty should be made as follows:

Contact Air Locker Inc. technical department at 425-264-1391 or via email at tech@arbusa.com to request a Returned Goods Authorization (RGA) number and instructions for returning the defective component.

Shipping & Returns

Free shipping within the lower 48 United States

Close specs

FREE Shipping applies to all products shipped to the lower 48 United States, excluding truck freight items that exceed 100lbs or custom orders.

  • Leaf Springs, Axles, Long Travel Systems, and other products that get shipped on pallets will require specific shipping costs.
  • We do not ship truck-freight items out of the country, only to freight forwarders setup by the buyer.

All other shipping destinations that are available will be calculated at checkout, or you can contact us prior to your purchase.

Shock Surplus ships to the following destinations, and more:

  • All of North America
  • All of Europe
  • United Arab Emirates
  • Australia
  • Most Asian countries

Contact us for a free direct quote to your location.

30-Day Hassle-free Return & Exchange Policy - Stuff Happens!

We sell only brand new, never-installed, authentic, brand-name parts. If your order arrives damaged, is missing hardware, appears used or pre-installed, or is incomplete in any way, we will jump into action to send replacements. We can usually have replacements sent immediately for these rare cases of damaged, incomplete, or incorrect orders.

Shock Surplus allows returns and exchanges inside of a 30-day window starting from time of receipt by the customer. It is our mission to make every transaction smooth, and fix any issues you may encounter.

  • Products must be new, unused, and in uninstalled condition for us to accept a return.
  • We do not accept installed parts, so be sure you have the correct part number(s) before attempting to install them on your vehicle.
  • Returned parts must contain all associated hardware, otherwise that part number will be deducted from your refund.

Exchanges

No restocking fees. Our staff is on hand to make sure that your first purchase is exactly correct for your needs and vehicle, do not hesitate to contact us prior to your purchase through Live Chat or Email.

To start a return or exchange, please fill out THIS FORM (located at the bottom of the page), and be as specific as possible, and someone will be in touch with you in ~1 business day. The typical turnaround for a refund or exchange is 5-10 business days, depending on the complexity of the case. Exchanges are subject to availability of stock; any exchanges proving out of stock will be refunded to the customer.

Return Shipping Costs

We are available to make every transaction flawless for our customers, the Shock Surplus staff is available to guarantee fitment on every part we sell. Shipping costs responsibility are as follows:

  • Misboxed Item - Shock Surplus Responsibility
  • Incorrect Item Sent - Shock Surplus Responsibility
  • Incorrect Item Ordered - Customer Responsibility
  • Order Error (Address, Vehicle Fitment) - Customer Responsibility
  • Changed Mind - Customer Responsibility
  • Damaged in Transit - Shock Surplus Responsibility

Start Your Return Process

Returns Under Customer's Responsibility

  • Below 50lbs - $15 flat rate deducted from the refund. Shock Surplus will provide a shipping label to make this process as easy as possible.
  • Greater than 50lbs - Discounted shipping rates to get the product(s) back to Shock Surplus, that amount will be deducted from the refund. 50lb+ packages are automatically labeled 'Oversize' by our couriers, and automatically incur a $25 charge on top of the shipping fee.

Returns Under Shock Surplus' Responsibility

  • Free, we will provide a return shipping label and ship the replacement parts for free. If a refund is preferred, a full refund will occur.

Refunds

You should expect to receive your refund within 5-7 business days of our warehouse receiving your return. The amount of time it takes for your refund to show up in your account varies by payment method, but typically takes 1-3 business days. You will also receive a message confirming the refund via the marketplace where the purchase happened. We wish we could speed up the process of funds reaching your payment method following a refund, but it is out of our hands.

If you need to return an item, simply login to your account (top right corner of the screen), view the order using the "Complete Orders" link under the My Account menu, and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item. You can also contact contact us for any return requests.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page.

International Orders

  • Orders are final, no returns
  • Orders shipped to a freight forwarder in the US, are eligible for return if the product has not left the United States.
  • It is the responsibility of the buyer and exporter to ensure correct items received before exporting. Shock Surplus is not responsible for items received once the freight forwarder has shipped the product.
  • The buyer is responsible for import fees and taxes into their country. That is not covered in the shipping fee that Shock Surplus charges.