• Ultimate-Executive-Mid-Back-2490-Header

Ultimate Executive Chair – Mid-Back

Model No. 2490
The Ultimate In Comfort.


By adapting to every task and position, Lifeform® Ultimate Executive Mid-Back chair will support you through your daily activities in comfort and style. All the Ultimate Executive chairs are engineered to provide a lifetime of reliable comfort. Our chairs provide an extensive range of ergonomic adjustable features to ensure a custom fit.

We believe style is as important as comfort and you also have the pleasure of personalizing your chair to fit your own individual style! All our chairs are custom-built and hand-made using only the highest quality components.

Area Dimensions

Height: 41” – 46”
Area: 25.5” – 29.5”

You can also

> Visit the Design Center
> Accessories
> Upgrade your chair
> See the Ultimate Executive High-Back 2390

Standard Chair Features – 2490


Schukra® Lumbar Support; Lateral Shaped Back with LIFE-Foam™ Memory Foam; Ratchet Back Height Adjustment.


Upholstered LIFE-Foam™ Memory Foam Arm Pads with Swivel Function; Height and Width Adjustable Arm Brackets.


LIFE-Foam™ Memory Foam Contoured Seat.


Heavy Duty Knee Tilt Control Mechanism featuring: Forward Tilt Function – allows user to sit upright with feet planted on the ground, while the seat is pitched forward, encouraging proper posture – feature can be locked out at any time.   Pneumatic Seat Height Adjustment – allows user to lift or lower height of chair into various positions.  Infinite Tilt Lock Function – allows user to freely rock forward and backward or lock chair into any position.  Seat Slider Depth Adjustment Feature – allows user to adjust the depth of the seat to suit their needs.  Tilt Tension Adjustment – allows users to match the tension of the mechanism to their body weight, providing a comfortable and smooth recline.  Adjustable Back Angle Support – allows user to modify the position of the backrest into desired angle.


Five Star Base with fiberglass reinforcement for strength and stability, 65mm Dual Wheel Carpet Casters for smooth operation.


Upholstery – Dream Weave™, Staccato and NaugaSoft®.

Standard Model (shown): Dream Weave, Fabric or Simulated Leather – starts at $1,795

Standard Model: UltraFabrics – starts at $1,995
Standard Model: Regular Leather – starts at $2,395
Standard Model: Premium Leather* – starts at $2,695
* Embossed Leather available as an Insert Only – see Personalization for pricing

Browse Our Upholstery

Ergonomic Chair Function


This Video demonstration is for Chair Models 2390, 2490, 700 and 3500.


Forward Tilt Lockout: allows user to engage or lock out Forward Tilt feature. Forward Tilt Function allows chair to tilt forward so user may achieve a comfortable working position that maintains proper circulation, reducing pressure on legs and thighs. This paddle/handle is the forward most on the chair mechanism. Tilt back and move lockout lever forward or backward to allow or lock out forward tilt feature.

Forward Tilt Lockout


Infinite Tilt Lockout: allows user to freely rock forward, backward or lock chair into any comfortable position. Tilt lock lever is located at front right of mechanism. Lifting paddle up allows chair to free float. Pushing paddle down locks chair in desired position.

Infinite Tilt Lockout


Seat Height: To Raise: with no weight on seat, lift middle paddle on right side. Seat will raise until you release the paddle or the seat reaches its maximum height. To Lower: while sitting on chair, lift middle paddle. Seat will lower until you release the paddle or the seat reaches its minimum height.

Seat Height 


Infinite Back Angle: allows user to adjust angle of backrest while seated. Lift paddle and hold in upward position to engage, then release to lock paddle in any infinite position.

Infinite Back Angle


Back Height: allows user to adjust height of backrest while seated.  Simply lift the backrest upwards to reach desired height. To reset the cycle, firmly lift the backrest until maximum height is reached, where the internal mechanism will reset and the back will drop down.

Back Height


Tilt Tension: allows user to adjust the ease of recline. Tilt Tension Handle is located on left side of the mechanism. Turning the handle clockwise or counter-clockwise increases or decreases tilt tension.

Tilt Tension


Seat Slider Function: allows user to adjust the seat depth as preferred or for multi-user situations. Paddle located on left side of mechanism. Hold paddle upward to unlock seat slider. Pull seat forward or rearward to increase or decrease seat depth. Release the paddle at desired position to lock.

Seat Slider Function


Adjustable Lumbar Support: allows user to increase or decrease lumber pressure. *Schukra® Lumbar handle is located on right side on the outside of the backrest. To maximize lumbar pressure, push lumbar handle downward. To minimize lumbar pressure, lift handle upward.

Adjustable Lumbar Support


360 Degree Swivel: Your Lifeform chair rotates 360 degrees without obstruction. Use your feet to turn yourself around.

360 Degree Swivel


Height and Width Adjustable Arms: allows arm height and width adjustment. To adjust height, lift finger pull on outside of arm structure, then pull up to raise arms or push down to lower. To adjust width, loosen hand wheels located under arm bracket under the seat. Pull or push arms in our out. Tighten hand wheels when desired location is achieved.

Height and Width Adjustable Arms


Arm Swivel: to swivel arm pad inward, gently push on outside of arm pad. Push on inside to swivel out. Always make sure your arm pads are pushed completely outward before sitting down in your chair. Not doing so may result in damage.

Arm Swivel



Total Height 41” – 46”
Back Height 23” – 25.75”
Seat Height 19” – 21.5”
Width Between Arm Pads 17”-21”
Seat Width 21”
Total Depth 23.75” – 25.75”
Seat Depth 20”
Arm Pad Height from top of seat 6” – 10”
Total Width 25.5” – 29.5”
Arm Pad Length 11.5”
Back Width 21”
Arm Pad Width 4.5”
Weight Limit: 350 lbs.
Chair Construction

Standard Features

Back Frame: 100% Recycled Polyolefin – based industrial waste and #1 – #7 post consumer plastic.
Seat Frame: 10 ply curved plywood.
Control Mechanism HRPO Hot Rolled Steel meets or exceeds ANSI/BIFMA, BS5459 PART 2 (formerly FIRA) and AFRDI standards.
Foam: Temperature and pressure sensitive anti-microbial memory foam, meets CAL 117-2013 fire standards.
Arms: Injection-molded glass reinforced nylon resin with steel inset.
Gas lift: 400 Newton Force, 2 ¾” travel, meets/exceeds ANSI/BIFMA requirements.
Five Star Base: Patented, composite with die cast metal bushing and beveled “step” inside the hub, meets/exceeds ANSI/BIFMA standards.
Casters: Twin wheels all nylon construction, steel axel and fastening, meets/exceeds ANSI/BIFMA standards. Optional urethane wheels for hard floors.

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