ARB BP-51 coilover complete kit for Lexus LX570 on white background
ARB BP-51 rear bypass shock with reservoir mounted on Lexus LX570
ARB BP-51 front coilover with remote reservoir and adjustment knobs
Click to zoom in

ARB Old Man Emu BP-51 Bypass Coilover Kit - Toyota / Lexus

Old Man Emu
ARB1209K
Coilovers
1 Units In Stock - Ships Next Business Day
$ 4,289.60
$ 4,289.60

SKU: 1209K

ARB Old Man Emu BP-51 Bypass Coilover Kit - Toyota LandCruiser 200 Series (2008-2021) & Lexus LX570 (2008-2021)

The ARB Old Man Emu BP-51 bypass coilover kit delivers position-sensitive internal bypass technology that provides on-road comfort with progressive damping and full off-road control with increased oil volume and heat dissipation. Featuring 51mm monotube bores, remote reservoirs on all four corners, independent rebound and compression adjustment, and height-adjustable spring seats, this system maintains ride height under load while allowing precise tuning for street, highway, or severe off-road conditions.

Key Features

  • Internal Bypass Technology: Position-sensitive damping with multiple bypass zones for plush ride and bottom-out resistance.
  • 51mm Monotube Design: Large bore with remote reservoirs for consistent performance and fade-free operation.
  • Rebound & Compression Adjustable: 10-click rebound and 8-click compression via top-mounted knobs (front) and reservoirs (rear).
  • Height Adjustable: 50-75mm lift range with threaded spring seats and preload adjustment.
  • 6061-T6 Aluminum Components: Hard-anodized bodies, reservoirs, and fittings for corrosion resistance.
  • Dash-Mountable Control: Optional bypass valve controller for on-the-fly firmness changes.
  • Rebuildable Design: Fully serviceable with worldwide ARB/OME support.
  • Integrated Stone Guards: Protects shafts and seals in harsh environments.

Product Notes

  • Complete front and rear kit includes coilovers, reservoirs, brackets, hoses, and all hardware.
  • Part number: 1209K (BP-51 full kit for 200 Series).
  • Designed for vehicles with up to 200kg constant load (GVM upgrade compatible).
  • Spring rates tuned for 200 Series weight and geometry.
  • Compatible with factory KDSS (with minor modifications on some models).
  • Kit weight approximately 85-90kg total.

Installation Notes

  • Bolt-on installation using factory mounting points.
  • Professional installation and alignment required.
  • Reservoir mounting brackets included secure routing of hoses recommended.
  • Typical installation time 6-8 hours with lift.

This Part Fits

Year Make Model Notes
2008-2021 Toyota LandCruiser 200 Series All models incl. VX, Sahara, GX
2008-2021 Lexus LX570 All models

Why Choose ARB Old Man Emu?

  • Australian-engineered suspension with over 40 years of 4WD development.
  • BP-51 technology proven in outback, desert racing, and overland expeditions.
  • Comprehensive vehicle-specific tuning and worldwide warranty support.

Frequently Asked Questions

  • Q: Does this kit require new springs?
  • A: No, integrated coilover design with adjustable spring seats; no separate coil springs needed.
  • Q: Is KDSS compatibility affected?
  • A: Generally compatible some models may require minor sway bar drop bracket adjustment.
  • Q: Can I add the dash controller later?
  • A: Yes, optional bypass valve controller kit available separately.

Shipping & Handling

  • Method: Freight truck (multiple heavy boxes).
  • Package Weight: Approximately 100–110kg total (split into 3-4 cartons).
  • Box Dimensions (approx): Front pair 90cm × 40cm × 40cm, Rear pair similar + reservoir box.

Request For Information

Have questions about ARB Old Man Emu BP-51 Bypass Coilover Kit - Toyota / Lexus? Fill out the form below and we'll get back to you by the next business day.
Coilovers

Coilovers

Coilovers from KW Suspension, Bilstein, FOX, ICON Vehicle Dynamics, Ohlins, Silver's NEOMAX, BC Racing, Fortune Auto, Ridetech, QA1, H&R, and Eibach are stocked at Black Ops Auto Works for street cars, track cars, off-road trucks, lift-application SUVs, and classic muscle car conversions. Every product is filterable by year, make, model, trim, and drivetrain so the correct coilover kit ships the first time. Black Ops Auto Works carries 1,646 coilover SKUs across non-adjustable, single-adjustable, double-adjustable, and remote-reservoir categories. What This Collection Covers A coilover combines a shock absorber and coil spring into a single adjustable unit with a threaded body for ride height adjustment. Coilovers offer purpose matched spring rates and damper valving that a lowering spring on a factory shock cannot replicate. Product Categories Non-adjustable coilovers, single-adjustable coilovers, double-adjustable coilovers, remote-reservoir coilovers, off-road lift coilov...

View Coilovers Products
Coilovers & Components

Coilovers & Components

Coilovers and coilover components are stocked at Black Ops Auto Works for trucks, SUVs, muscle cars, and street performance builds. Shop complete coilover kits, coilover springs, lowering springs, shock boots, dampening adjustment extenders, and suspension hardware for Ford, Toyota, Chevrolet, Jeep, Dodge, and Porsche platforms. Every product is filterable by year, make, model, trim, and drivetrain so the correct coilover setup ships the first time. Black Ops Auto Works carries 2,259 coilover and component SKUs across street, off-road, and track categories. What This Collection Covers Coilovers combine a coil spring and a shock absorber into a single adjustable unit, giving control over ride height and, on many models, damping stiffness. This collection also includes the individual components used to service, upgrade, or protect an existing coilover system. Product Categories Complete coilover kits, individual coilover shocks, coilover springs, lowering springs, protective shock...

View Coilovers & Components Products
Old Man Emu

Old Man Emu

Old Man Emu suspension, the off road suspension brand of ARB, is stocked at Black Ops Auto Works for Jeep, Toyota, Ford, and RAM trucks and SUVs. Shop OME coil springs, leaf springs, Nitrocharger and BP-51 shocks, and full coilover kits for Toyota 4Runner, Land Cruiser, Land Cruiser Prado, Tacoma, Jeep Wrangler and Gladiator, Ford F-150 and Ranger, and Nissan Pathfinder applications. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 283 Old Man Emu SKUs across coil springs, leaf springs, shocks, and coilover categories. What This Brand Covers Old Man Emu, known as OME, is the suspension division of ARB 4x4 Accessories, engineering off road and load carrying suspension systems since the brand's founding in Australia. OME suspension is designed and tested using CAD modeling and finite element analysis, then validated with independent testing partners for vibration, strength, and dur...

View Old Man Emu Products
Suspension

Suspension

Suspension parts and complete kits for cars, trucks, SUVs, Jeeps, and off-road builds are stocked at Black Ops Auto Works. Shop coilovers, lowering springs, lift kits, leveling kits, shocks and struts, sway bars, control arms, tie rods, ball joints, bushings, chassis bracing, alignment hardware, air suspension, and complete stage kits from Bilstein, KW, Ohlins, Fox, KING, ICON, BC Racing, Silvers, Eibach, H&R, Swift Springs, Whiteline, Energy Suspension, Moog, SPC Performance, Rough Country, ReadyLIFT, BDS, Skyjacker, Air Lift, Firestone, and Black Ops Auto Works. Start with a matched shock and spring package or a full coilover kit, then layer in sway bars, chassis bracing, and camber adjustment hardware. Every part is filterable by year, make, model, trim, and drivetrain to confirm fitment before ordering. What This Category Covers Suspension is the highest-leverage handling upgrade on any vehicle. A properly matched shock, spring, and sway bar package produces measurable i...

View Suspension Products
Military & First Responder Discounts

Military & First Responder Discount Program

Black Ops Auto Works proudly honors active duty military, veterans, National Guard, reserves, police officers, firefighters, and EMTs with an exclusive 5% discount on all performance parts and carbon fiber upgrades. Verify instantly and start saving today.

Learn More & Apply

Your cart

×