Rigid Drive Axle

BASE rigid drive axle offers axle load capacity from 11 to 16 ton with hub reduction.

It is CTIS ready, while having inter-wheel lock differential. Selection of disc brake or drum brake is provided optionally.

Product Name RTA-110A RTA-110A RTA-120A RTA-120A RTA-135A RTA-160A
Load Capacity 11,000 kg 11,000 kg 12,000 kg 12,000 kg 13,500 kg 16,000 kg
Brake System Air actuated caliper,
ventilated disc brakes
(Ø 428×45)
Air actuated caliper,
ventilated disc brakes
(Ø 428×45)
Air actuated drum brake
(Ø 410×180)
Air actuated drum brake
(Ø 410×180)
Air actuated drum brake
(Ø 410×180)
Air actuated drum brake
(Ø 410×180)
Steering Mechanism Mechanically actuated,
hydraulic assisted steering
Non-steerable Mechanically actuated,
hydraulic assisted steering
Mechanically actuated,
hydraulic assisted steering
Mechanically actuated,
hydraulic assisted steering
Mechanically actuated,
hydraulic assisted steering
Total Axle Ratio 6.91:1 or 6.54:1 6.91:1 or 6.54:1 6.91:1 6.91:1 6.91:1 6.91:1
Differential Gear Ratio 1.563:1 or 1.476:1 1.563:1 or 1.476:1 1.563:1 1.563:1 1.563:1 1.563:1
Planetary Gear Ratio 4.42:1 4.42:1 4.42:1 4.42:1 4.42:1 4.42:1
Tire Size 14R20 14R20 14R20 or 16R20 14R20 or 16R20 14R20 or 16R20 14R20 or 16R20
Rim Connection 10 bolts M20x1.5,
PCD Ø335 mm
90-100mm rim offset
10 bolts M20x1.5,
PCD Ø335 mm
90-100mm rim offset
10 bolts M20x1.5,
PCD Ø335 mm
90-100mm rim offset
10 bolts M20x1.5,
PCD Ø335 mm
90-100mm rim offset
10 bolts M20x1.5,
PCD Ø335 mm
90-100mm rim offset
10 bolts M20x1.5,
PCD Ø335 mm
90-100mm rim offset
Steering Angle 40° n/a 40° 32° n/a n/a
Additional Features
  • CTIS&ABS ready
  • Inter-wheel lock differential
  • Differential nose angle up to 6.5°
  • CTIS&ABS ready
  • Inter-axle and inter-wheel lock differential
  • Differential nose angle up to 6.5°
  • CTIS&ABS ready
  • Inter-wheel lock differential
  • Differential nose angle up to 6.5°
  • CTIS&ABS ready
  • Inter-axle and inter-wheel lock differential
  • Differential nose angle up to 6.5°
  • CTIS&ABS ready
  • Inter-axle and inter-wheel lock differential
  • Differential nose angle up to 6.5°
  • CTIS&ABS ready
  • Inter-axle and inter-wheel lock differential
  • Differential nose angle up to 6.5°