True and I agree but on the flip side most 5w-40 are Cj-4 rated and emissions on tractors (for this spec) are not needed.
I still wish they would made a 0W diesel oil...
JD makes 0W-40. I just put it in my machine.
Plus-50? 0W-40 Synthetic Engine Oil
Applications
Plus-50, 0W-40 synthetic motor oil provides the best performance and wear protection for all John Deere diesel engines.
100 percent synthetic base oil.
Excellent for other brands of diesel engines.
Excellent for all automotive heavy- and light-duty diesel engines.
Preferred for all John Deere diesel engines.
Service Ratings
API ratings (diesel): CH-4, CG-4, CF-4, CF
API ratings (gasoline): SL, SJ
John Deere: JDQ 78A
Mack: EO-M Plus
Cummins: CES20076, 72, 71
Allison: C-4
Caterpillar: TO-2
Military: CIDA-A-52306, MIL-L-2104F
Test Analysis 0W-40
Viscosity @ 40ーC...... 85.74 cSt
Viscosity @ 100ーC...... 15.17 cSt
Viscosity index...... 187
HTHS @ 150ーC...... 3.97 cP
Pour point...... -51ーC
Flash point...... 230ーC
Total base number (TBN)....12.8 mg KOH/g
Sulfated ash level...... 1.57 wt. %
Features
Plus-50? 0W-40 Synthetic Engine Oil Synthetic base stock with the Plus-50 additives provides excellent performance in a temperature range of -40ーF to 122ーF (-40ーC to 50ーC).
Formulated specifically to inhibit oxidation, deposit, corrosion, and wear with superior soot control.
Provides maximum sludge and varnish control.
Superior low-temperature fluidity reduces engine startup wear in cold weather.
When used in John Deere engines with John Deere filters, drain intervals may increase 50 percent over operator's manual recommendations.
Reduces oil consumption.
Reduces maintenance costs and downtime, and extends engine life.
Provides a minimum of 2.7 percent fuel economy improvement versus 15W-40 oil.
Plus-50, 0W-40 for U.S.
1 qt. ........................TY24349
5 gal. ......................TY24351
55 gal. ....................TY24352
Plus-50, 0W-40 for Canada
4 L .........................CXTY24350
20 L .......................CXTY24351
205 L .....................CXTY24352