Chassis and bodywork dimensions
Bodywork Exchange Parameters
The standardised chassis and bodywork dimensions, Bodywork Exchange Parameters (BEP)1 according to ISO 21308, are presented here as well as a number of Scania dimensions.
Click on the dimension to display the illustration.
BEP – length dimensions
Code |
Short description |
Complete description |
| BEP-L001 | Total length | Distance from the vehicle’s front edge to its rear edge, including any accompanying equipment both at the front and rear |
| BEP-L002 | Front reference point for measuring | Distance from the centre of the first front axle to the front reference point for measuring |
| BEP-L003 | Rear reference point for measuring | Distance from the first driving rear axle to the rear reference point for measuring |
| BEP-L010 | Total axle distance | Distance between the centre of the first front axle and the centre of the last axle |
| BEP-L011 | Configuration axle distance | Distance between the centre of the first front axle and the centre of the first driving rear axle |
| BEP-L012.n | Wheel distance between axle n and n+1 | Distance between the wheel centres on the axles n and n+1 |
| BEP-L013 | Theoretical axle distance for front axle combination | Distance between the first front axle and the front axle combination’s calculated line of mass |
| BEP-L014 | Theoretical axle distance for rear axle combination | Distance between the first driving rear axle and the rear axle combination’s calculated line of mass |
| BEP-L015 | Theoretical axle distance | Distance between the front axle combination’s and rear axle combination’s calculated lines of mass |
| BEP-L016 | Vehicle’s front overhang | Distance between the vehicle’s front edge and the centre of the first axle |
| BEP-L017 | Vehicle’s rear overhang | Distance between the centre of the last axle and the vehicle’s rearmost section |
| BEP-L018 | Frame’s front overhang | Distance between the frame’s front edge and the centre of the first axle |
| BEP-L019 | Frame’s rear overhang | Distance between the centre of the last axle and the rear edge of the frame’s side member |
| BEP-L020 | The frame’s rear overhang from the first driving axle | Distance between the centre of the first driving rear axle and the rearmost edge of the frame’s side member |
| BEP-L021 | Technical overhang, length | Distance between the rear axle combination’s calculated line of mass and the vehicle’s or bodywork’s rearmost edge |
| BEP-L030.n.t | Start of a chassis-mounted object, length | Distance between the centre of the first front axle and the foremost part of the nth object mounted on the chassis |
| BEP-L031.n.t | End of a chassis-mounted object, length | Distance between the centre of the first front axle and the rearmost part of the nth object mounted on the chassis |
| BEP-L032 | The frame length from the centre of the first front axle | Distance between the centre of the first front axle and the rearmost point of the chassis |
| BEP-L033 | The frame’s minimum length from the centre of the first front axle | Minimum distance between the centre of the first front axle and the rearmost point of the chassis |
| BEP-L034 | Front edge of the front crossmember | Distance from the front edge of the front crossmember to the centre of the first front axle |
| BEP-L035 | Drawbeam’s reference position | Distance from the centre of the first driving rear axle to the rear crossmember’s mounting surface for trailer couplings |
| BEP-L036.n.t | Distance to the front edge of the nth front intermediate crossmember | Distance between the centre of the first front axle and the front edge of the nth intermediate crossmember on the chassis centreline |
| BEP-L037.n.t | Distance to the front edge of the nth rear intermediate crossmember | Distance between the centre of the first driving rear axle and the front edge of the nth intermediate crossmember on the chassis’s centreline |
| BEP-L038.n.t | Distance to the hole pattern in the front section of the frame | Distance between the centre of the first front axle and the reference point for the positioning of the nth hole pattern in the frame |
| BEP-L039.n.t | Distance to the hole pattern in the rear section of the frame | Distance between the centre of the first driving rear axle and the reference point for the positioning of the nth hole pattern in the frame |
| BEP-L040.n | Start of protected area on the frame | Distance between the centre of the first front axle and the start of the nth protected area on the chassis frame |
| BEP-L041.n | End of protected area on the frame | Distance between the centre of the first front axle and the end of the nth protected area on the chassis frame |
| BEP-L042.n | The first front axle’s centre to the nth angle in the frame | Distance between the centre of the wheel on the first front axle and the nth angle in the frame (if behind the cab) |
| BEP-L043.n | The power take-off’s (PTO’s) longitudinal position | Distance between the centre of the first front axle and the reference point for the nth power take-off |
| BEP-L044 | Chassis centre of gravity, longitudinally | Theoretically calculated centre of gravity for the chassis measured from the centre of the first front axle |
| BEP-L045.n | Length to connection pin centre | Distance from the centre of the vehicle’s first front axle to the centre axle of the trailer coupling’s pin |
| BEP-L046.n | Start of available space zone, length | Start of a zone at least 500 mm long, which is available on the outside of the chassis frame for use by the bodybuilder, measured from the centre of the first front axle |
| BEP-L047.n | End of available space zone, length | End of a zone at least 500 mm long, which is available on the outside of the chassis frame for use by the bodybuilder, measured from the centre of the first front axle |
| BEP-L048.n | Start of the frame’s nth side member profile | Start of the frame’s nth side member profile, measured from the centre of the first front axle |
| BEP-L049.n | End of the frame’s nth side member profile | End of the frame’s nth side member profile, measured from the centre of the first front axle |
| BEP-L050.n | Start of the frame’s nth reinforcement profile | Start of the frame’s nth reinforcement profile, measured from the centre of the first front axle |
| BEP-L051.n | End of the frame’s nth reinforcement profile | End of the frame’s nth reinforcement profile, measured from the centre of the first front axle |
| BEP-L060 | Cab tilt angle | Maximum tilt angle from driving position |
| BEP-L061 | Front axle to cab inclination to service position | Distance from the centre of the front axle to an x-plane which touches the cab’s foremost point in the service position when tilted forwards maximally |
| BEP-L062 | Cab’s hinge point, longitudinally | Distance measured from the centre of the first front axle to the hinge point |
| BEP-L063 | End of cab | Distance between the centre of the first front axle and the rear side of the cab |
| BEP-L064.n | End of cab-mounted object | Distance between the centre of the first front axle and the rearmost part of the nth object mounted on the cab |
| BEP-L070.n.t | Distance between the nth crossmember in the subframe, front | Distance from the centre of the first front axle to the nth crossmember’s front edge in the subframe |
| BEP-L071.n.t | Distance between the nth crossmember in the subframe, rear | Distance from the centre of the first driving rear axle to the nth crossmember’s front edge in the subframe |
| BEP-L072 | Distance to the fifth wheel’s kingpin from the front axle, foremost position | Distance from the centre of the vehicle’s first front axle to the centre of the fifth wheel’s kingpin coupling, foremost position |
| BEP-L073 | Distance to the fifth wheel’s kingpin from the front axle, nominal position | Distance from the centre of the vehicle’s first front axle to the centre of the fifth wheel’s kingpin coupling, nominal position |
| BEP-L074 | Distance to the fifth wheel’s kingpin from the front axle, rearmost position | Distance from the centre of the vehicle’s first front axle to the centre of the fifth wheel’s kingpin coupling, rearmost position |
| BEP-L075 | Distance to the fifth wheel’s kingpin from the rear axle, foremost position | Distance from the centre of the vehicle’s first driving rear axle to the centre of the fifth wheel’s kingpin coupling, foremost position |
| BEP-L076 | Distance to the fifth wheel’s kingpin from the rear axle, nominal position | Distance from the centre of the vehicle’s first driving rear axle to the centre of the fifth wheel’s kingpin coupling, nominal position |
| BEP-L077 | Distance to the fifth wheel’s kingpin from the rear axle, rearmost position | Distance from the centre of the vehicle’s first driving rear axle to the centre of the fifth wheel’s kingpin coupling, rearmost position |
| BEP-L078 | Fifth wheel’s coupling pin to cab | Distance between the centre of the fifth wheel’s coupling pin and the nearest object behind the cab |
| BEP-L079 | Fifth wheel’s coupling pin to the most distant obstacle on the tractor | Distance between the centre of the fifth wheel’s coupling pin and the most distant obstacle at the rear of the tractor, measured as a radial dimension |
| BEP-L100 | Bodywork length | Distance between the front and rear external points on a bodywork |
| BEP-L101 | Bodywork’s internal length | The internal distance between the bodywork’s front and rear limitations |
| BEP-L102 | Distance from the first front axle to the bodywork | Minimum distance from the centre of the first front axle to the front edge of the bodywork |
| BEP-L103 | Body’s centre of gravity, foremost position | Theoretically calculated foremost centre of gravity for the body, measured from the centre of the first front axle |
| BEP-L104 | Body’s centre of gravity, rearmost position | Theoretically calculated rearmost centre of gravity for the body, measured from the centre of the first front axle |
| BEP-L105 | Maximum body length in relation to centre of gravity, foremost position | Maximum body length in relation to the centre of gravity in ideal conditions with an even load distribution |
| BEP-L106.n | Centre of gravity for bodywork object | Centre of gravity for bodywork object |
BEP – width dimensions
| Code | Short description | Complete description |
| BEP-W001 | Chassis total width with cab | Maximum external width of the vehicle’s chassis |
| BEP-W002 | Width across the cab | Cab’s external width |
| BEP-W003.n | Width across the wheels on the nth axle | External width across the wheels on the nth axle |
| BEP-W010.n | Steering angle | The wheels’ maximum steering angle |
| BEP-W011 | Turning circle diameter | Diameter of the circle described by the “centre” of the tyre on the outer steered wheel on the first front axle at maximum steering angle |
| BEP-W012 | Clearance circle diameter | Diameter of the circle described by the vehicle’s outer edge at maximum steering angle |
| BEP-W013.n | Track width | Distance between the centre of the tyres on the nth axle |
| BEP-W014.n | Twin wheel distance | Distance between the centre of the two tyres on the nth axle on one side |
| BEP-W015.n | Spring width distance | Distance between the springs’ centreline on the nth axle |
| BEP-W030.n.t | Start of a chassis-mounted object, width | Distance from the chassis frame’s centreline to the closest part of the nth object mounted on the chassis |
| BEP-W031.n.t | End of a chassis-mounted object, width | Distance from the chassis frame’s centreline to the furthest part of the nth object mounted on the chassis |
| BEP-W032.n | Frame side member profile’s bottom width | Profile width at the bottom of the frame’s nth side member |
| BEP-W033.n | Frame side member profile’s top width | Profile width at the top of the frame’s nth side member |
| BEP-W034.n | Frame side member profile’s waist width | Profile thickness at the waist of the frame’s nth side member |
| BEP-W035 | Frame width in the front area | Frame’s external width in the front section of the vehicle |
| BEP-W036 | Frame width in the rear area | Frame’s external width in the rear section of the vehicle |
| BEP-W043.n | Power take-off’s (PTO’s) sideways position | Distance between the chassis frame’s centreline and the reference point for the nth power take-off |
| BEP-W044 | Chassis centre of gravity, sideways | Theoretically calculated centre of gravity for the chassis, measured from the chassis’s centreline |
| BEP-W052.n | Frame reinforcement's bottom width | The width of the nth frame reinforcement profile’s lower part |
| BEP-W053.n | Frame reinforcement's top width | The width of the nth frame reinforcement profile’s upper part |
| BEP-W054.n | Frame reinforcement's waist thickness | The thickness of the nth frame reinforcement profile’s waist |
| BEP-W100.n | Bodywork’s external width | Distance between the bodywork’s outermost points on the left- and right-hand sides |
| BEP-W101 | Bodywork’s internal width | The internal distance between the bodywork’s left- and right-hand limitations |
| BEP-W102.n | Width of the body’s cargo opening | The internal width of the body’s cargo opening |
Scania specific dimensions
| Code | Description |
| CO | Distance between the top edge of the chassis frame and the highest point on the cab during tilting |
| D.n | Tyre diameter on the nth axle (D1-D5) |
| FTF.L | Distance between a point at the very front of the fuel tank on the left-hand side of the vehicle and the centreline of the fuel filler |
| FTF.R | Distance between a point at the very front of the fuel tank on the right-hand side of the vehicle and the centreline of the fuel filler |
| UTF.L | Distance between a point at the very front of the reductant tank on the left-hand side of the vehicle and the centreline of the reductant tank filler |
| UTF.R | Distance between a point at the very front of the reductant tank on the right-hand side of the vehicle and the centreline of the reductant tank filler |
| XX | Distance between the top edge of the chassis frame and the highest point of the tyre with a raised tag axle |
