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 in addition to a number of Scania dimensions.

Click on the dimension to display the illustration.

BEP – length dimensions

Code

Assignment

Description

BEP-L001 Overall length Distance from front edge of vehicle to rear edge of vehicle, including accessories in both front and rear ends.
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 driven rear axle to the rear reference point for measuring.
BEP-L010 Total wheel base Distance between centre of first front axle to the centre of the last axle.
BEP-L011 Configuration wheel base Distance between centre of first front axle to the centre of first driven rear axle.
BEP-L012.n Wheel space from n to n+1 axle Distance between centre of wheels on n-th and (n+1)‑th axles.
BEP-L013 Theoretical wheel base of front axle combination Distance between first front axle to calculated mass line of front axle combination.
BEP-L014 Theoretical wheel base of rear axle combination Distance between first driven rear axle to calculated mass line of rear axle combination.
BEP-L015 Theoretical wheel base Distance between the calculated mass lines of front and rear axle combinations.
BEP-L016 Front vehicle overhang Distance between front edge of vehicle and centre of wheel on first axle.
BEP-L017 Rear vehicle overhang Distance between centre of last axle and rearmost part of vehicle.
BEP-L018 Front frame overhang Distance from foremost edge of front frame to centre of first front axle.
BEP-L019 Rear frame overhang Distance between the centre of last axle to rearmost edge of frame side member.
BEP-L020 Rear frame overhang from first driven rear axle Distance between the centre of first driven rear axle to rearmost edge of frame side member.
BEP-L021 Technical overhang length Distance between calculated mass lines of rear axle combination and rearmost edge of vehicle or bodywork.
BEP-L022.n Tyre diameter on n-th axle Tyre, free diameter, on n-th axle.
BEP-L023 Rear under-run protection, longitudinal position Distance between the last axle and the rear face of the rear under-run protection, minimum and fixed position.
BEP-L024 Rear under-run protection, longitudinal position Distance between the last axle and the rear face of the rear under-run protection, maximum position of adjustable under-run protection.
BEP-L030.p.t Start of chassis-mounted object, length Distance between the centre of the first front axle and the foremost part of object p mounted on the chassis.
BEP-L031.p.t End of chassis-mounted object, length Distance between the centre of the first front axle and the rearmost end of object p mounted on the chassis.
BEP-L032 Length of frame from centre of first front axle Distance between the centre of the first front axle and the rear end of the chassis.
BEP-L033 Minimum length of frame from centre of first front axle Minimum distance between the centre of the first front axle and the rear end of the chassis.
BEP-L034 Front edge of front cross-member Distance from front edge of front cross-member to centre of first front axle.
BEP-L035 Towing member reference position Distance from centre of the first driven rear axle to rear cross-member mounting surface for trailer couplings.
BEP-L036.n.t Distance to the front edge of the n-th front intermediate cross-member Distance from the centre of the first front axle to the front edge of the n-th intermediate cross-member on the centre-line of the chassis.
BEP-L037.n.t Distance to the front edge of the n-th rear intermediate cross-member Distance from the centre of the first driven rear axle to the front edge of the n-th intermediate cross-member on the centre-line of the chassis.
BEP-L038.n.t Distance to the hole pattern in the front part of frame Distance from the centre of the first front axle to the index point for positioning, of the n-th hole pattern in frame.
BEP-L039.n.t Distance to the hole pattern in the rear part of frame Distance from the centre of the first driven rear axle to the index point for positioning, of the n-th hole pattern in frame.
BEP-L040.n Start of restricted area within frame Distance between the centre of the first front axle and the beginning of the n-th restricted area within the chassis frame.
BEP-L041.n End of restricted area within frame Distance between the centre of the first front axle and the end of the n-th restricted area within the chassis frame.
BEP-L042.n First front axle centre to n-th bend in frame Distance between centre of wheel on first front axle and n-th bend in frame (if behind the cab).
BEP-L043.p PTO longitudinal position Distance between the centre of the first front axle and the reference point of Power Take-Off p.
BEP-L044 Centre of gravity of chassis, longitudinal Theoretically calculated centre of gravity of chassis measured from the centre of the first front axle.
BEP-L045.p Length to coupling pin centre Distance from the centre of the first front axle of vehicle to the rotation centre of the trailer coupling device p.
BEP-L046.n.s Start of available space zone, length Start of a zone of available space on the outside of the chassis frame for use by the bodywork manufacturer, measured from the centre of the first front axle.
BEP-L047.n.s
End of available space zone, length
End of a zone of available space on the outside of the chassis frame for use by the bodywork manufacturer, measured from the centre of the first front axle.
BEP-L048.p Start of frame section profile Start of frame section profile p, measured from the centre of the first front axle.
BEP-L049.p End of frame section profile End of frame section profile p, measured from the centre of the first front axle.
BEP-L050.p Start of frame re‑inforcement profile Start of frame re-inforcement profile p, measured from the centre of the first front axle.
BEP-L051.p End of frame re‑inforcement profile End of frame re-inforcement profile p, measured from the centre of the first front axle.
BEP-L061 Front axle to cab tilt into servicing position Distance from the centre of the front axle to an x-plane touching the foremost point of the cab in the servicing maximum tilt position.
BEP-L062 Driving cab hinge point, longitudinal Distance measured from centre of the first front axle to hinge point.
BEP-L063 End of cab Distance between the centre of the first front axle and the rear end of the cab.
BEP-L064.n End of cab-mounted object Distance between the centre of the first front axle and the rearmost end of the n-th object mounted on the cab.
BEP-L070.n.t Distance to the n-th cross-member in sub-frame, front Distance from the centre of the first front axle to the n‑th cross-member front edge in sub-frame.
BEP-L071.n.t Distance to the n-th cross-member in sub-frame, rear Distance from the centre of the first driven rear axle to the n-th cross member front edge in sub-frame.
BEP-L072 Distance to fifth-wheel kingpin from front axle, foremost Distance from centre of the first front axle of vehicle to centre of fifth-wheel kingpin coupling, foremost position.
BEP-L073 Distance to fifth-wheel kingpin from front axle, nominal Distance from centre of the first front axle of vehicle to centre of fifth-wheel kingpin coupling, nominal position.
BEP-L074 Distance to fifth-wheel kingpin from front axle, rearmost Distance from centre of the first front axle of vehicle to centre of fifth-wheel kingpin coupling, rearmost position.
BEP-L075 Distance to fifth-wheel kingpin from rear axle, foremost Distance from centre of the first driven rear axle of vehicle to centre of fifth-wheel kingpin coupling, foremost position.
BEP-L076 Distance to fifth-wheel kingpin from rear axle, nominal Distance from centre of the first driven rear axle of vehicle to centre of fifth-wheel kingpin coupling, nominal position.
BEP-L077 Distance to fifth-wheel kingpin from rear axle, rearmost Distance from centre of the first driven rear axle of vehicle to centre of fifth-wheel kingpin coupling, rearmost position.
BEP-L100 Length of bodywork Distance between the front and rear outermost points of a bodywork.
BEP-L101 Interior length of bodywork Interior distance between the front and rear boards.
BEP-L102 Distance from first front axle to bodywork Minimum distance from the centre of the first front axle to the front edge of the bodywork.
BEP-L103 Centre of gravity of payload, foremost position Theoretically calculated foremost position where maximum payload may be applied, measured from the centre of the first front axle.
BEP-L104 Centre of gravity of payload, rearmost position Theoretically calculated rearmost position where the maximum payload may be applied, measured from the centre of the first front axle.
BEP-L105 Maximum body length referring to the centre of gravity, rearmost position Maximum body length referring to the centre of gravity, in ideal circumstances, with an even load distribution.
BEP-L106.n Centre of gravity of bodywork objects Distance between the centre of the first front axle and the centre of gravity of major bodywork components.

BEP – Height dimensions

Code

Assignment

Description

BEP-H001 Maximum external height, unladen Distance from ground to top of cab, including cab mounted parts, with the chassis unladen but in operating order.
BEP-H002 Maximum external height, laden Distance from ground to top of cab, including cab mounted parts, in laden condition.
BEP-H003 Maximum overall height of vehicle, unladen Distance from ground to the highest point of the vehicle including bodywork.
BEP-H013 Ground clearance, rear part Distance between the ground and the lowest fixed point between the centre of the last front axle and the rearmost part of the chassis.
BEP-H014 Ground clearance, front part Distance between the ground and the lowest fixed point between the front part of the chassis and the centre of the last front axle.
BEP-H015.n Ground clearance, front axle(s) Smallest vertical dimension between vehicle front axle(s) and ground level.
BEP-H016.n Ground clearance, rear axle(s) Smallest vertical dimension between vehicle rear axle(s) and ground level.
BEP-H017 Front under-run protection, upper Distance between the ground and the uppermost part of the front under-run protection.
BEP-H018 Front under-run protection, lower Distance between the ground and the lowest part of the front under-run protection.
BEP-H019.n Side under-run protection(s), upper Distance between the ground and the uppermost part of the side under-run protection.
BEP-H020.n Side under-run protection(s), lower Distance between the ground and the lowest part of the side under-run protection.
BEP-H021 Rear under-run protection, upper Distance between the ground and the uppermost part of the rear under-run protection.
BEP-H022 Rear under-run protection, lower Distance between the ground and the lowest part of the rear under-run protection.
BEP-H030.p.t Start of chassis-mounted object, height Distance from the top of chassis frame to the highest part of object p mounted on the chassis.
BEP-H031.n.t End of chassis-mounted object, height Distance from the top of chassis frame to the lowest part of object p mounted on the chassis.
BEP-H032.p Frame section profile height Profile height of frame section p.
BEP-H033.p Frame section profile bottom thickness Thickness of frame section profile p bottom.
BEP-H034.p Frame section profile top thickness Thickness of frame section profile p top.
BEP-H035 Height of frame, unladen, front Distance from top edge of frame to ground measured at the first front axle, unladen condition.
BEP-H036 Height of frame, laden, front Distance from top edge of frame to ground measured at the first front axle, laden condition.
BEP-H037 Height of frame over first driven rear axle, unladen Distance from top edge of frame to ground measured at the first driven axle, unladen condition.
BEP-H038 Height of frame over first driven rear axle, laden Distance from top edge of frame to ground measured at the first driven axle, laden condition.
BEP-H039 Height of frame at theoretical rear wheel base, unladen Distance from top edge of frame to ground measured at the theoretical wheelbase, unladen conditions.
BEP-H040 Height of frame at theoretical rear wheel base, laden Distance from top edge of frame to ground measured at the theoretical wheel base, laden conditions.
BEP-H041.n Wheel centre to top of frame Height of wheel centre to top of chassis frame for the n-th axle.
BEP-H042.n Top of wheel to top of frame Highest wheel position relative to top of chassis frame for the n-th axle, taking into account maximum bounce.
BEP-H043.p PTO vertical position  Distance between the top of the chassis frame and the reference point of Power Take-Off p.
BEP-H044 Centre of gravity of chassis, vertical Theoretically calculated centre of gravity of chassis, measured from the ground surface.
BEP-H045.p Height to coupling pin centre Distance from top chassis frame to the rotation centre of the trailer coupling device p.
BEP-H046 Raising from driving position, front Height change between driving position and topmost raised position, measured at the first front axle centreline.
BEP-H047 Lowering from driving position, front Height change between driving position and lowest lowered position, measured at the first front axle centreline.
BEP-H048 Raising from driving position, rear Height change between driving position and topmost raised position, measured at the first rear axle centreline.
BEP-H049 Lowering from driving position, rear Height change between driving position and lowest lowered position, measured at the first rear axle centreline.
BEP-H052.p Frame re-inforcement profile height Height of frame re-inforcement profile p.
BEP-H053.p Frame re-inforcement bottom thickness Thickness of frame re-inforcement profile p bottom.
BEP-H054.p Frame re-inforcement top thickness Thickness of frame re-inforcement profile p top.
BEP-H055.p Frame re-inforcement distance to frame bottom Distance from the bottom of frame re‑inforcement profile p to frame bottom.
BEP-H060 Driving cab hinge point, vertical Distance measured from upper edge of frame to hinge point.
BEP-H061 Maximum overall height, tilt cab servicing Vertical distance between the ground and the topmost point of the cab during tilting.
BEP-H063 Cab height from frame Distance from top of frame to top of cab roof.
BEP-H070 Sub-frame height Height of sub-frame profile.
BEP-H071 Fifth-wheel sub-frame Height of fifth-wheel sub-frame measured from top edge of frame to top edge of sub-frame.
BEP-H072 Fifth-wheel sub-frame top height without coupling, unladen Height from ground to top edge of fifth-wheel coupling sub-frame with the vehicle unladen.
BEP-H073 Fifth-wheel sub-frame top height without coupling, laden Height from ground to top edge of fifth-wheel coupling sub-frame with the vehicle laden.
BEP-H074 Height of fifth-wheel coupling, uppermost position Height of fifth-wheel coupling above sub-frame, uppermost position.
BEP-H075 Height of fifth-wheel coupling, lowest position Height of fifth-wheel coupling above sub-frame, lowest position.
BEP-H076 Fifth-wheel coupling above ground, unladen, uppermost position Distance from top edge of fifth-wheel coupling, in uppermost position, to ground in unladen condition.
BEP-H077 Fifth-wheel coupling above ground, unladen, lowest position Distance from top edge of fifth-wheel coupling, in lowest position, to ground in unladen condition.
BEP-H078 Fifth-wheel coupling above ground, laden, uppermost position Distance from top edge of fifth-wheel coupling, in uppermost position, to ground in laden condition.
BEP-H079 Fifth-wheel coupling above ground, laden, lowest position Distance from top edge of fifth-wheel coupling, in lowest position, to ground in laden condition.
BEP-H100 Load deck height from top of chassis frame Distance from top of chassis frame to body floor.
BEP-H101 Interior height of bodywork Interior distance between the floor and ceiling of the bodywork.
BEP-H102.n Body access opening height Interior height of the access opening to the body.
BEP-H104 Centre of gravity of payload, topmost Maximum allowed height of the centre of gravity of the payload.
BEP-H135 Height of frame, lowest possible, front Distance from top edge of frame to ground measured at the first front axle, lowest possible position.
BEP-H136 Height of frame, highest possible, front Distance from top edge of frame to ground measured at the first front axle, highest possible position.
BEP-H137 Height of frame over first driven rear axle, lowest possible Distance from top edge of frame to ground measured at the first driven axle, lowest possible position.
BEP-H138 Height of frame over first driven rear axle, highest possible Distance from top edge of frame to ground measured at the first driven axle, highest possible position.
BEP-H139 Height of frame at theoretical rear wheel base, lowest possible Distance from top edge of frame to ground measured at the theoretical wheelbase, lowest possible position.
BEP-H140 Height of frame at theoretical rear wheel base, highest possible Distance from top edge of frame to ground measured at the theoretical wheelbase, highest possible position.

BEP – width dimensions

Code

Assignment

Description

BEP-W001 Overall width of chassis with cab Maximum external width of the vehicle chassis.
BEP-W002   Width across cab External width of cab.
BEP-W003.n Width across wheels on n-th axle External width across the wheels on the n-th axle.
BEP-W013.n Track Distance between centres of the tyres of the n-th axle.
BEP-W014.n Twin tyre distance Distance between the centres of the two tyres of the n-th axle on one side.
BEP-W015.n Spring track distance Distance between the centreline of springs at the n-th axle.
BEP-W016.n Distance between tyre inner edges on n-th axle Distance between tyre inner edges on n-th axle.
BEP-W030.p.t Start of chassis-mounted object, width Distance from the centreline of chassis frame to the nearest part of object p mounted on the chassis.
BEP-W031.p.t End of chassis-mounted object, width Distance from the centreline of chassis frame to the furthest part of object p mounted on the chassis.
BEP-W032.p Frame section profile bottom width Width of frame section profile p bottom.
BEP-W033.p Frame section profile top width Width of frame section profile p top.
BEP-W034.p Frame section profile waist thickness Thickness of frame section profile p waist.
BEP-W035 Width of frame at front area External width of frame in front area of the vehicle.
BEP-W036 Width of frame at rear area External width of frame in rear area of the vehicle.
BEP-W044 Centre of gravity of chassis, lateral Theoretically calculated centre of gravity of chassis, measured from the centreline of the chassis.
BEP-W052.p Frame re-inforcement bottom width Width of frame re-inforcement profile p bottom.
BEP-W053.p Frame re-inforcement top width Width of frame re-inforcement profile p top.
BEP-W054.p Frame re-inforcement waist thickness Thickness of frame re-inforcement profile p waist.
BEP-W100.n Exterior width of bodywork Distance between the left and right outermost points of bodywork.
BEP-W101 Interior width of bodywork Interior distance between the left and right side boards.
BEP-W102.n Body access opening width Interior width of the access opening to the body.

BEP – radial dimensions

Code

Assignment

Description

BEP-R011 Turning circle radius The radius of the circle described by the centre of the tyre of the outer steered wheel at the first front axle at maximum steering angle.
BEP-R012   Clearance circle radius The radius of the circle described by the outer edge of the vehicle at maximum steering angle.
BEP-R062 Cab tilt radius Radius described by the outer cab contour during the tilting process. The dimension relates to the measured cab hinge point.
BEP-R078 Fifth-wheel coupling pin to cab Distance between the centre of the fifth-wheel coupling pin and the nearest object behind the cab.
BEP-R079 Fifth-wheel coupling pin to the furthest obstacle on the towing vehicle Distance between the centre of the fifth-wheel coupling pin and the furthest obstacle at rear of the towing vehicle, taken as a radial dimension.

 

BEP – angular dimensions

Code

Assignment

Description

BEP-V010 Approach angle Angle between the tangent of the rolling radius of the tyres and the lowest fixed point of the vehicle in front of the axle, for technical front axle mass.
BEP-V011   Departure angle Angle between the tangent of the rolling radius of the tyres and the lowest fixed point of the vehicle behind the axle, for technical rear axle mass.
BEP-V012 Ramp angle  
BEP-V013.n.s Steering angle Maximum steering angle of wheels.
BEP-V060 Cab tilt angle Maximum tilt angle from driving position.

Scania specific dimensions

Code

Description

CO Distance between the top edge of the chassis frame and the highest point on the cab during tilting.
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.