SSG Jankowiak's M35A2

Fuel mileage log [highway] with and without M105 trailer

Vehicle data Constants:
LDT465 turbocharged diesel engine.
11.00x20 NDT tires substituted for stock 9.00x20, Duals retained [not singled], 60PSI.
Front tires Toyo Hyperadial M140Z 11.00R20 highway radials @ 90PSI (excellent steering).
Lockout hubs and front drive disengaged unless otherwise stated.
S-280 [communications] shelter installed in
truck bed (adds 6200 LBS and wind resistance).
Highway Driving: generally targeted to 55MPH, may temporarily fluctuate between 45 and 60MPH due to grade.

May 02, 2006 Travel Statistics:
Truck weight LBS 20000
Trailer weight (loaded) LBS 3150
Average MPH: 55
Beginning miles: 26325.0
Ending miles: 26555.6
Total miles traveled: 230.6
Total Fuel used: 34.521
Miles per gallon: 6.680
Price per gallon: $2.849
Total fuel cost: $98.35

May 06, 2006 Travel Statistics:
Truck weight LBS 20000
Trailer weight (loaded) LBS 0, No trailer
Average MPH: 55
Beginning miles: 26555.6
Ending miles: 26669.5
Total miles traveled: 113.9
Total Fuel used: 15.105
Miles per gallon: 7.541
Price per gallon: $2.849
Total fuel cost: $43.03

May 28, 2006 Travel Statistics:
NOTE: front axle and lockouts engaged. (6X6 mode)
Truck weight LBS 20000
Trailer weight (loaded) LBS 0, No trailer
Average MPH: 55
Beginning miles: 26669.5
Ending miles: 26829.6
Total miles traveled: 160.1
Total Fuel used: 23.351
Miles per gallon: 6.856
Price per gallon: $2.779
Total fuel cost: $64.89

July 08, 2006 Travel Statistics:
NOTE: 5 miles was traveled slowly through town and many traffic lights.
Truck weight LBS 20000
Trailer weight (loaded) LBS 0, No trailer
Average MPH: 55
Beginning miles: 26829.6
Ending miles: 26901.7
Total miles traveled: 72.1
Total Fuel used: 10.224
Miles per gallon: 7.052
Price per gallon: $2.839
Total fuel cost: $29.03

July 16, 2006 Travel Statistics:
NOTE: Engine Oil was changed. Rotella 15W40. Compare with 6.680MPG with trailer, before oil change.
Truck weight LBS 20000
Trailer weight (loaded) LBS 3150
Average MPH: 55
Beginning miles: 26901.7
Ending miles: 27079.0
Total miles traveled: 177.3
Total Fuel used: 25.319
Miles per gallon: 7.002
Price per gallon: $2.819
Total fuel cost: $71.37
MPG increase due to oil change: 0.322MPG / 4.820%

July 16, 2006 Travel Statistics:
NOTE: lucas injector lube & cleaner and DS Cetane Boost were added at 1 pint each to 50 gallons (2x reccommended amount).
Truck weight LBS 20000
Trailer weight (loaded) LBS 3150
Average MPH: 55
Beginning miles: 27079.0
Ending miles: 27149.0
Total miles traveled: 70.0
Total Fuel used: 8.931
Miles per gallon: 7.837
Price per gallon: $2.799
Total fuel cost: $25.00
Additive cost: $2.22 (based on amount consumed with fuel) $25.00
Total Effective fuel cost: $27.22
MPG increase due to additives: 0.835MPG / 11.925%

M35 mileage during 2006 business trip (shown here for continuity)