e-Drive Products

  • BRIST e-Drive products are categorized under 3 main categories where 2 of them are related to axles and the other one is a transmission product

e-Drive– Independent Driven & Steerable Axle

  • Its excellent drivability, compact packaging and great maneuverability features make BRIST’s independent, driven and –optionally- steerable axle (IDS TJ 90-225) one of the most disruptive EV axle solutions available in the market for super LF electric bus applications.
  • State of the art Independent Drive Suspension (IDS TJ 45-175) as fully dressed with e-drive has been specifically developed for EV logistics truck applications in AWD configuration as well as 4×2. Upon request, this axle can be supplied with or w/o steering depends on vehicle layout. Rear steering is also an option.
Type Axle Load Max
(kgf)
Gear Box Ratio Wheel Steering Angle Max Max Tire Size Axle Weight
(kg)
Electric Motor Brake Type
IDS TJ 45-175 4,500 1:7 37.8° / 47.9° 235/75 R17.5” 287
(w/o e-drive pack)
1 motor x 200Nm (per wheel)
5,600 rpm max
Air brake, ventilated brake rotor
IDS TJ 90-225 9,000 18:1 Optional Rear Steering 385/55 R22.5” 580
(w/o e-drive pack)
2 motor x 300Nm (per wheel)
10,500 rpm max
2x75kW cont power
Air brake, ventilated brake rotor
  • Independent Steerable & Driven Axle (IDS TJ 105-225) is available at single or dual reduction
Type Axle Load Max
(kgf)
Wheel Steering Angle Max Wheel Travel
(mm)
Tire Size Axle Weight
(kg)
Diff. Ratio Hub Reduction
Ratio
IDS TJ 105-225 10,500 35° ± 90 385/55 R22.5” 574 5.29:1 N/A
IDS TJ 105-225 HR 10,500 35° ± 90 385/55 R22.5” 650 2.23:1
or
1.50:1
4.00:1
IDS TJ 45-175
Axle Load Max 4,500 kgf
Wheel Steering Angle Max 37.8°/47.9°
Gearbox Ratio 1:7
Axle Weight 287 kg (w/o e-drive pack)
Electric Motor 1 motor x 200 Nm (per wheel)
5,600 rpm max
Tire Size 235/75 R17.5″
Brake Type Air brake, ventilated brake rotor
IDS TJ 90-225
Axle Load Max 9,000 kgf
Wheel Travel ±90 mm
Gearbox Ratio 18:1
Axle Weight 580 kg (w/o e-drive pack)
Electric Motor 2 motor x 300 Nm (per wheel)
10,500 rpm max
2x75kW cont power
Tire Size 385/55 R22.5″
Brake Type Air brake, ventilated brake rotor
IDS TJ 105-225
Axle Load Max 10.500 kgf
Wheel Steering Angle Max 35 °
Wheel Travel ± 90 mm
Tire Size 385/55 R22.5”
Axle Weight 574 kg
Diff. Ratio 5.29:1
Hub Reduction Ratio
IDS TJ 105-225 HR
Axle Load Max 10,500 kgf
Wheel Steering Angle Max 35°
Wheel Travel ± 90 mm
Tire Size 385/55 R22.5”
Axle Weight 650 kg
Diff. Ratio 2.23:1 or 1.50:1
Hub Reduction Ratio 4.00:1

e-Drive– Independent Non-Driven & Steerable Axle

  • Independent Non-Driven & Steerable Axle fulfills the needs in multiaxle bus applications
Type Axle Load Max
(kgf)
Wheel Steering
Angle Max
Wheel Travel
(mm)
Axle Weight
(kg)
Tire Size
IS TJ 105-225 10,500 35° ± 90 574 385/55 R22.5″
IS TJ 105-225
Axle Load Max 10,500 kgf
Wheel Steering Angle Max 35 °
Wheel Travel ± 90 mm
Tire Size 385/55 R22.5″
Axle Weight 574 kg

e-Drive– Single Speed Transmission

  • Single Speed Transmission is available at 2 different gear ratios for electric vehicle applications
Single Speed Transmission
Max Input Torque (Nm) 340
Permissible Max Input Speed (rpm) 11,400
Gear Ratio 18.47:1 or 12.39:1
Continuous Power (kW) 75
Maximum Power (kW) 125
Continuous Torque (Nm) 150
Input Shaft External Spline
(direct mounted e-motor)
ANSI B92.1 21Zx25.4/50.8×45
Output Hub Spline
(to half shafts)
ANSI B92.1 31Zx24/48×37.5
Central Bevel Gear Axle Diff. 50:50 (not locakable)
Centering and Sealing of
Half Shafts Integrated (liter)
0.9 (oil type Shell S6 GXME 75W80)
Oil Capacity (kg) 45 (w/o oil)
Single Speed Transmission
Max Input Torque 340 Nm
Permissible Max Input Speed 11,400 rpm
Gear Ratio 18.47:1 or 12.39:1
Continuous Power 75 kW
Maximum Power 125 kW
Continuous Torque 150 Nm
Input Shaft External Spline (direct mounted e-motor) ANSI B92.1 21Zx25.4/50,8×45
Output Hub Spline (to half shafts) ANSI B92.1 31Zx24/48×37.5
Central Bevel Gear Axle Diff. 50:50 (not locakable)
Centering and Sealing of Half Shafts Integrated 2.7 liter (oil type Shell S6 GXME 75W80)
Oil Capacity 45 kg (w/o oil)