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Sparco Circuit II QRT FIA Bucket Seat And Harness Motorsport Bundle

£1,358.00 Excl. VAT£1,290.10 Excl. VAT

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Sparco Circuit II QRT FIA Bucket Seat And Harness Motorsport Bundle by Sparco Seats. Application: Saloon. Approval: FIA 8854-1998, FIA 8855-1999. Brand: Sparco Seats. Available now from stock.

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SKU: SS008011RNR - 04716M1NR - EMMPM8 Categories: , ,

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This is the Sparco Circuit II QRT FIA Bucket Seat And Harness Motorsport Bundle, Sparco Seats’s take on the harness, available now. A harness holds you in the seat so the seat can do its job. Four, five and six point layouts differ in how they control the lap belt and the sub strap, and competition regulations usually specify which you need.

Sparco Circuit II QRT FIA Bucket Seat And Harness Motorsport Bundle specification

Category Motorsport Equipment Deals
Application Saloon
Approval FIA 8854-1998, FIA 8855-1999
Brand Sparco Seats
Buckle Type Aircraft Buckle
Construction Steel
Driver Height Under 6ft
Driver Waist Size 36″ – 40″ waist
Fixing Type Side mount
HANS Compatibility HANS Friendly
Harness compatibility 4 point compatible, 6 point compatible
Harness Type 4-Point
Harness Strap Width 3″ Shoulder to 2″ Lap
Installation Type Clip In, Wrap Around
Mechanism Type Fixed Back Seats
Product Colour Black
Protection Type With head support
Trim Material Velour
Part number SS008011RNR – 04716M1NR – EMMPM8

Choosing the right harness

A harness holds you in the seat so the seat can do its job. Four, five and six point layouts differ in how they control the lap belt and the sub strap, and competition regulations usually specify which you need.

Shoulder straps want mounting behind the seat at roughly shoulder height, angled no more than the manufacturer allows. Mounting them too low or too high is the most common harness fitting mistake and it matters in a crash.

We have been supplying motorsport kit since 2003, so if you are unsure between two options, ask. It saves everyone the hassle of a return.

What to check before you order

Most returns come down to one of a handful of details. These are the ones that matter on this harness.

  • Application: Saloon. Check this against what you already run before ordering.
  • Approval: FIA 8854-1998, FIA 8855-1999. Check this against what you already run before ordering.
  • Brand: Sparco Seats. Check this against what you already run before ordering.
  • Buckle Type: Aircraft Buckle. Check this against what you already run before ordering.
  • Construction: Steel. Check this against what you already run before ordering.

If any of it does not match what you have, ask us before you buy. We would rather answer a question than process a return.

Buying the Sparco Circuit II QRT FIA Bucket Seat And Harness Motorsport Bundle from SportSeats4u

Stock is shown live on this page. If you need the Sparco Circuit II QRT FIA Bucket Seat And Harness Motorsport Bundle for a specific event date, tell us when you order and we will confirm the lead time up front.

We have been in the motorsport trade since 2003, supplying club racers, race teams and workshops across the UK and exporting worldwide. That means the advice you get on fitment comes from people who use this kit, not from a spec sheet someone copied over.

If you are a workshop, race team or retailer, get in touch about a trade account. If you are buying for yourself and you are torn between two options, call us. Five minutes on the phone usually settles it.

Delivery, returns and fitment support

UK orders go out on a tracked service and we ship worldwide. If an order is going to an event rather than a home address, put the delivery date you need in the order notes and we will work to it.

On returns, unused items in original packaging can come back to us. Safety equipment is the exception worth knowing about: once a helmet, harness or suit has been used, we cannot resell it, so check sizing and approval carefully before you commit. Made-to-order and custom-finish items are built to your spec and are not returnable, which is exactly why we would rather talk it through first.

If you want the Sparco Circuit II QRT FIA Bucket Seat And Harness Motorsport Bundle checked against your car, your seat or the regulations you compete under, send us the details and we will confirm it. Registration number, chassis number, or the make and model of what you already run is usually enough to settle it.

Sparco Circuit II QRT FIA Bucket Seat And Harness Motorsport Bundle questions

Is the Sparco Circuit II QRT FIA Bucket Seat And Harness Motorsport Bundle FIA approved?

Check the approval in the specification above. FIA harnesses carry an expiry date and scrutineers do check it, so buy with the remaining life in mind.

What do I mount the shoulder straps to?

A harness bar or a cage harness bar set at the right height. Mounting to the rear seat belt points or the floor behind the seat puts the strap angle badly wrong.

Four, five or six point?

Six point controls submarining best and is what most competition regulations now expect. Four point is simpler but allows more movement. Check your class regulations before choosing.

Can I fit a harness with the standard seat?

Only if the seat has proper harness slots. A harness pulling over the top of a standard seat back is not safe.

Not sure the Sparco Circuit II QRT FIA Bucket Seat And Harness Motorsport Bundle is the right choice? Send us your car details or what you compete in and we will confirm before you order.

Browse more motorsport equipment deals. Related: 2 Sparco R100 Black And Blue Reclining Sport Seats, Sparco Competition H-3 Steel 6 Point Harness, Sparco Competition H-2 PU 6 Point Harness. Background reading: motorsport disciplines and what they require.

Weight 30 kg
Application

Approval

,

Brand

Buckle Type

Construction

Driver Height

Driver Waist Size

Fixing Type

HANS Compatibility

Harness compatibility

,

Harness Type

Harness Strap Width

Installation Type

,

Mechanism Type

Product Colour

Protection Type

Trim Material

In-store displays:

We have a premium range of over 125 seats from brands including: Bimarco, Cobra, Corbeau, Sparco, OMP, Recaro, GP-Race, and Bride to name just a few brands we work with.  

Alongside this, we also stock and display HANS devices, harnesses, race-wear, race-suits, FIA helmets and various other safety equipment. If you are looking to visit us to see and try any particular seat or product, please contact us in advance and we’ll be happy to help.

In-Store appointments:

Due to the specialist nature of our services, we do ask that you please contact us in advance to book an appointment. We have multiple slots available each day including selected availability at the weekend.

Working by appointment allows us to dedicate our time with you and provide a personal and professional service. We’ll always ensure you leave with the right equipment for your needs.

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Simply add your products to your basket and checkout. 
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Available on orders over £300.00

Spread the cost of your purchase into equal monthly payments.
Available over 12, 24 or 36 months at just 12.9% interest
Simply add your products to your basket and checkout. 
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Fast delivery lead times:

If you require fast delivery, please contact us in advance of ordering and we’ll happily check stock allocation and availability for you. We carry a large amount of stock at our showroom and across multiple distribution hubs. This allows us to provide immediate dispatch across a huge number of brands from Corbeau and Cobra through to Sparco and OMP. (Does not apply to all items)

Due to the niche market we work in, some products are custom hand made to order, or special order from manufacturers like PCI Racing and Planted Technology. If you want to know how fast a product will be dispatched. Simply drop us a message through our Contact us form.

ParcelForce

Addtional lead time notes:

Quick dispatch: Stocked products are dispatched within 24-48 hours with Parcel Force.
Sparco roll cages: We can only deliver these to a registered (LTD) company address.
In-store collection: Please contact us in advance to book an in-store collection appointment.

Availability

Sparco seats are produced in batches allowing for high levels of stock for the most popular models in the Sparco range. We receive Sparco products on a weekly basis ensuring we can cater for your requirements.

Current lead times: Sparco products are generally in stock for immediate dispatch on most cases. Dispatch times vary from same day dispatch to a few weeks depending on the exact model.

Need them fast?  Please contact us in advance to check our stock and product availability. We can then ensure to meet your deadlines once you’ve checked out online. 

Sparco Grid Q seats TRS harnesses – GSM Performance sportseats4u equipment

Bucket seat size guide

A bucket seat is sized on your hips, not your chest. That is the first thing to unlearn coming from clothing. Everything else follows from one measurement across the widest part of you when you are sat down.

Measure yourself sitting

Standing measurements are no use here. A bucket seat has fixed bolsters and it has to take you as you actually sit in the car.

1Sit on a hard, flat chairFeet flat, knees together, back straight against the chair back. No cushion.
2Measure across your hipsThe widest point, side to side, sitting down. This is the number that decides everything.
3Take your waist tooStanding, around the natural waist. Our seats are listed against this.
4Note your heightAnd whether you are long in the body or long in the leg, because it changes which shell suits.
Measure in what you will wearA race suit, and fireproof underwear under it, adds real bulk at the hips. If you drive in a suit, measure in it. Between two seats, that layer is often what decides it.

Waist size, and what each band means

Every seat on the site is listed against a waist band.

Waist band What it is
28 to 32 inch Small and narrow shells. Junior and lighter drivers
32 to 36 inch The standard size. Most of the range sits here
36 to 38 inch A half step up, mostly the wider Sparco and OMP shells
36 to 40 inch The wide shells, and the ones to look at first if 32 to 36 is tight
40 to 42 inch The widest we stock. Ring us, the choice is narrow

If you are between two bands, take the wider seat. A seat that grips at the hips is uncomfortable within twenty minutes and there is nothing you can do about it afterwards. A slightly wide seat can be padded out with an insert kit or a thicker cover.

Driver height

The second filter. It decides how far up your back the shell comes and where the head support sits relative to your shoulders.

Height band What it means
Under 6 ft Shorter shell, head support closer down
All heights Deep enough to suit either
Over 6 ft Taller shells with the head support set higher

If you are over six foot, filter on that first and then on waist. The tall shells are a much smaller part of the range and it is quicker to start from the shorter list.

Cobra seat dimensions

Cobra publish a dimension drawing for every seat they make, and these are their figures for the bucket seat families. Height is floor to the top of the shell with the base flat on the ground, width is across the widest point, depth is front to back. All in millimetres. The GT versions of the FIA seats are the same shell cut wider across the hips, so if a standard shell is tight, the GT is the next step.

Seat family Height Width Depth Weight (kg)
Nogaro (Street, Circuit, Club Sport) 910 560 710 7.9
Imola 900 590 730 10.3
Suzuka 900 590 730
Sebring 935 590 690
Evolution 935 555 720
Ultralite Carbon 915 590 610 6.9
Aqua 4×4 880 580 680

Every Cobra seat listing on the site carries these figures, plus the base width, on its Additional information tab, so you can check the exact model and edition you are looking at. Other brands publish theirs on the listing where available.

Seats sized in inches

The Kirkey aluminium seats and some of the Tillett composites skip the waist bands and give you an explicit seat width instead, measured across the inside of the shell at the hips. That is the most precise way any of these are sold, so if you have measured yourself sitting down you can match it directly.

Seat width Who it suits
12 and 13 inch Junior and very slim drivers
14 and 14.5 inch Slim adult
15 and 15.5 inch The common adult size
16 and 17 inch Broader across the hips
18 and 18.5 inch The widest, and the ones to ask about if others have been tight

As a rough rule, take your seated hip measurement and add an inch for a suit. That gives you the internal width you are looking for.

Construction, and how it changes the fit

Material What it feels like
Fibreglass The default. Stiff, well priced, a little heavier
Carbon fibre Lightest and stiffest. The bolsters barely move under hand pressure
Steel frame Reclining and road-biased seats, and the sim racing shells
Kevlar Between fibreglass and carbon on both weight and price
Aluminium Kirkey style, sized by explicit seat width rather than by waist band

It is not only about weight. A carbon shell is far stiffer, so the bolsters do not give at all and the seat feels a size smaller than a fibreglass shell on the same nominal band. Push on the bolsters of a cheaper fibreglass shell and you get some flex. On carbon you get none. If you are at the top of a waist band, that difference matters.

Three things to check before you order

Head support or not

About half the range has integrated head support and half does not. A seat without it is lighter and easier to see out of, and it suits a car that already has a headrest or a cage with a rear bar in the right place. A seat with it is the usual choice for circuit and rally work.

Harness holes

Almost every seat here takes a four point harness and most take a six point as well, but not all. The six point needs two extra holes low in the base for the sub straps. It is listed on every product under harness compatibility, and it is worth checking before you buy the harness.

HANS clearance

A good part of the range is listed as HANS friendly, meaning the shoulder openings are cut to clear a head restraint device without the collar fouling the shell. If you already run a HANS or you plan to, filter on it. A seat that is not HANS friendly will physically work but the device sits badly against the shoulder wings.

Side mount or base mountTwo ways a seat bolts in, and they are not interchangeable. Nearly all of our competition bucket seats are side mount, fixing through brackets on the sides of the shell; a few are base mount, bolting down through the seat base. Which one you need depends on the car and the subframe, not on the seat, so read our seat mounting and fixing points guide before you order the brackets.

Approval and dates

Most of the FIA seats we stock are 8855-1999, which is the long-standing competition standard. A smaller number are 8855-2021, the newer one, and a handful are 8862-2009, the tougher standard used in top-level racing. Road and Track seats are not competition approved and are meant for fast road and track day use.

FIA seats carry an expiry date printed on the homologation label. Check what your championship requires and how long the seat has left before you buy, particularly on a discounted older stock item.

Send us your seated hip measurementThat, your waist, your height and the car. Seats are the one thing worth getting right first time, and we will tell you honestly if the one you have picked is going to be tight. Call 0115 989 3488 or email Sales@GSMPerformance.co.uk.

Waist, height and construction bands are from our product data, checked 2 August 2026. Cobra dimensions and weights are Cobra’s own published figures, read 3 August 2026.