T11 construction guide

Choose the right Tillett seat construction.

Compare the four T11 constructions, then check the driver’s measurements, rib protector, chassis and engine before choosing a size.

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4 products in this range

Tillett T11T Kart Seat T11 familyOne shape · four rigidity choices
FirmestT11STDT11TT11VGT11VTiSoftest
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T11 model comparison

Four constructions, compared at a glance.

The four T11 constructions run from firmest to softest. Use rigidity as a starting point, then check the driver fit, chassis and engine before ordering.

Tillett T11 construction comparison from firmest to softest
ModelRelative rigidityTypical starting pointImportant check
T11STDStandard · firmest hereFour-stroke combinations can use standard rigidity.Check the chassis and engine; standard rigidity is not right for every setup.
T11TSofter than STD · firmer than VGOften used with higher-torque X30, OK or KZ combinations.The preferred rigidity can change with the track and chassis setup.
T11VGSofter than T · firmer than VTiOften used with Rotax MAX or lower bottom-end torque combinations.Use this as a starting point and check it against the chassis setup.
T11VTiSoftest of these fourOften used with 60 cc Minikart two-strokes.Check the class, chassis and driver fit before ordering.

Fit comes first

Measure with the rib protector worn.

The seat should apply even pressure without loose areas or pinching. A thicker rib protector can change the size needed, so measure with the one the driver uses.

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Share the driver’s height, weight, waist and chest measurements, rib protector, current seat and chassis.

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