XT912 Tundra Specifications

912
Description Units Arrow Arrow K Merlin
Never Exceed Speed (Vne) indicated kts 85 85 66
mph 98 98 76
km/h 157 157 122

Manoeuvring Speed (Va) indicated

Never exceed in turbulent air

kts 80 73 66
mph 92 84 76
km/h 148 135 122
Cruise Speed @ MTOW kts 70 60 50
mph 81 69 58
km/h 130 111 93
Trim Speed kts 60-65 55-60 47-52
mph 69-75 63-69 54-60
km/h 111-120 102-111 87-96
Stall Speed @ 450kg (MTOW) kts 35 34 33
mph 40 39 38
km/h 65 63 61
Stall Speed @ 320kg kts 31 30 28
mph 36 35 32
km/h 57 56 52

Climb Rate @ MTOW 450kg

at recommended climb speed

ft/m 925 910 764
m/s 4.7 4.6 3.9
Recommended Climb Speed kts 49 45 45
mph 56 52 52
km/h 91 83 83

Take off Run

Measure from short grass run way

ft 344 312 279
m 105 95 85

Take off Distance to 15 mts or 50 feet- Note 1

Measure from short grass run way

ft 771 689 669
m 235 210 204
Maximum Cross Wind kts 15 15 15
mph 17 17 17
km/h 28 28 28

Land Distance @ MTOW from 15 mts- Note 1

Measure from short grass run way

ft 1050 1017 1004
m 320 310 306
Descent Rate 49 kts @ MTOW ft/m 650 700 720
m/s 3.3 3.6 3.7
Glide Angle at 49 kts @ MTOW angle 7.18 6.67 6.48
Glide Distance from 1000 ft miles 1.4 1.3 1.2
km 2.2 2.0 2.0
Typical Fuel Burn @ Cruise (MTOW) Litre / hr 11 10.5 9.5
US Gal / hr 2.9 2.8 2.5
Range @  Cruise miles 438 402 380
Max useable fuel 67 litres (17.7US Gallon) km 705 646 611
Take-Off Safety Speed (TOSS), Best Glide Speed kts IAS 49 49 44


Design loads
Description Units Arrow Arrow K Merlin
Max take off weight (MTOW / W Max) kg 450 450 450
pound 992 992 992
Wing Weight

 

kg 58 52 49
pound 128 115 108
Max Base Weight (W susp) kg 392 398 401
pound 864 877 884

Typical Empty Weight

Standard XT Tundra (no options) 178kg

kg 236 230 227
pound 520 507 500

Useable Load

Optional Equipment Excluded

kg 214 220 223
pound 472 485 492
kg 55-100 55-100 55-100

Pilot weight range (Front Seat)

pound 121-220 121-220 121-220
kg 0-100 0-100 0-100
Pilot weight range (Rear Seat) pound 0-220 0-220 0-220


DIMENSIONS
Description Units Arrow Arrow K Merlin
Wing Span m 9.5 9.5 10.0
ft 31.0 31.0 32.7
Wing Area m 12.9 12.9 13.4
ft 139 139 144
Aspect Ratio   6.9 6.9 7.4
Wing Weight kg 58.0 52.0 49.0
pound 128 115 108
Overall Height (Control bar forward) m 3.1 3.1 3.1
ft 10.1 10.1 10.1
Trike Width (To outside of wheels) m 1.9 1.9 1.9
ft 6.3 6.3 6.3
Trike Length m 2.8 2.8 2.8
ft 9.0 9.0 9.0
Wheel Track m 1.7 1.7 1.7
ft 5.6 5.6 5.6
Wheel Base m 2.5 2.5 2.5
ft 8.3 8.3 8.3
Trike Height m 1.7 1.7 1.7
ft 5.6 5.6 5.6
Cockpit Width m 0.7 0.7 0.7
ft 2.3 2.3 2.3
Wing (Packed) Length m 5.3 5.3 5.6
ft 17.4 17.4 18.4
Wing Length (Short Packed) m 4.2 4.2 4.2
ft 13.8 13.8 13.8


POWER PLANT
Description Units
Make Rotax
Model 912 UL
Power 80Hp
Type 4 Stroke-1211cc
Ignition System Dual Electronic
No Cylinders 4
Electric Start Standard
Reduction Ratio 2.43:1