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The Riva ergonomic office chair from Via Seating can be made to fit any body, from petite to big and tall, and it is one of the few customizable chairs like this available in the mid-price range. This task chair is quickly becoming a popular choice because of all the custom designs and style options available without the lengthy lead time or giant markup in price. The Via Riva task chair offers you the ability to customize each chair to the user by selecting the back, seat, arms, chair height and mechanisms that best suit the intended use of the chair. This ergonomic chair solution can accommodate all employees and guests, big or small. This chair is currently one of our favorites as a solution for a budget friendly, petite chair using the small seat and back with adjustable arms.
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- Contoured, supportive back comes in three sizes with a variety of lumbar supports to choose from
- Ratchet back height adjustment lets the user reach back and quickly change the seat back height while working
- Unique, curved design on seat pan creates a foundation that spreads support evenly across the seat, eliminating major pressure points
- High density, CFC-free polyurethane foam manufactured exclusively for Via offers a great feel and long lasting comfort
- Soft-skinned urethane armrests feel great, but they can also be covered in your choice of upholstery
- Meets or exceeds all ANSI/BIFMA standards and our in-house ergonomic chair criteria
- Limited lifetime warranty
This seat is available in three sizes: small, medium and large.
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| "A" size seat |
"B" size seat |
"C" size seat |
| Small [34] |
Medium [36] |
Large [38] |
| 19"W x 17.5"D |
20"W x 19"D |
21.5"W x 19.5"D |
The Riva is unique because you can choose from a mid or high back cushion to provide plenty of support and comfort, and you have the option to upholster the entire back of the chair with both sizes.
Overall Chair Height:
- Medium back with a standard cylinder: 37.5" - 44.75"
- High back with a standard cylinder: 41" - 47.5"
Note: Back specs correspond to seat sizes small, medium, and large
Mid Back Specs
Note: Back specs correspond to seat sizes small, medium, and large
High Back Specs
This budget office chair has two different options available for lumbar supports systems:
- Air Lumbar Support: The air lumbar support can be pumped up to the perfect size for long-term comfort; it is located inside the back and can be filled up or quickly deflated for easy adjustment in or out of the chair
- Mechanical Lumbar Support: This system is built into the back of the chair for added support, and it can be adjusted manually while sitting or standing
13-C mechanism:
- Basic knee tilt mechanism accommodates rocking in this office chair
- Chair rocks from the front of the seat beneath the knees with this mechanism
- Two paddle design allows you to lock the chair back in an upright position or rock
- Tension adjustment knob lets you set the amount of force required to lean back
- Seat slider included to accommodate multiple users
24-C Mechanism:
- Posture back control allows user to lock the back in one of 3 tilt positions or leave it unlocked to rock back
- Ergonomic chair rocks from center of seat with this mechanism
- Adjustable back tension lets you set the amount of force required to lean back
- Clean one paddle design
- The 24C with a seat slider [24C-30SS] is optional and recommended if this chair is for all day use or multiple users, but it cannot be used on chairs with a large seat
- Drafting stools require this mechanism
29-C Mechanism:
- Synchro-tilt, knee tilt mechanism offers the widest range of adjustment and comes standard with a seat slider for chair depth adjustment
- Mechanism lets you lock the task chair's back in one of 5 positions or leave open to rock
- Forward seat/tilt lock is only available on this mechanism
- Back tension adjustment knob lets user set the amount of force to lean back comfortably
- Synchro-tilt rocks seat with back in a 2:1 degree ratio
Weight Capacity:
- 275 lbs on chairs with knee tilt and knee tilt with syncro control [12C & 29C]
- 300 lbs on chairs with Posture back control [24C]
Seat Height
- Standard cylinder - 16.5" - 21.5"
- Short cylinder
- Tall cylinder
Order your chair armless or with your choice of the following arms with different options for adjustability.
10A4 Adjustable Height Arms
- Good basic arm with soft urethane caps
- Optional width adjustment bracket available with these arms [10A4-14AB]
18A4 Full Function Arms
- Arms are height and width adjustable, and they swivel for precise positioning
- Arm caps are made with a soft urethane for comfort and support
39A4 Swing Back Arms
- The perfect choice for the person who likes chair arms some of the time and wants them out of the way other times
- Arms swing back completely out of the way
- User can adjust arm height for the task at hand quickly as needed
80A/90A - Fixed Executive C Arms
- Sleek design looks great on the Riva, especially using the matching upholstery option on the armrests
- Fixed arms are not recommended for a task or administrative user but perfect for a conference room or executive that doesn't spend all day doing computer work
Via offers 277 different fabrics and leathers in addition to any custom upholstery you may prefer. If you select from the in-stock offerings, your chair will ship in four business days. Non-stock fabrics take about 2-3 weeks to ship. Please contact us to order swatches if necessary; this is a complimentary service we're happy to provide to help you make the best choice for your chair.
Most Popular
Top Grain Leather gives a look of luxury to any space. The buttery smooth Grade 6 Top Grain Leather is a customer favorite.
Insight utilizes a subtle pattern to emphasize your chairs color
Cachet is a velvet smooth Micro Suede
View Via's full line of fabrics by selecting the links below
- Expo, Origin, Pivot, and Perk fabrics
- Basis, Sassy, Insight, and Era fabrics
- Racer, Verbatim, Jinx, and Impact fabrics
- Prompt, Saucy, Interval, and Cachet fabrics
- Ringo, Frank, Prodigy, and Hue fabrics
- Top Grain Leathers
- Prolence Leathers
There are three options to choose from for your Riva base:
- Standard black base
- Polished aluminum base
- Brushed aluminum base
Your Riva chair comes standard with black, dual wheel carpet casters, but there are three options to choose from:
- Standard carpet casters
- Hard Floor casters
- Glides
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