CUMMINS ENGINES FOR 2021FIRE AND EMERGENCY VEHICLES

WHAT’S NEW FOR 2021?

Cummins L9, X12 and X15 engines are providing reliability and performance improvements while meeting EPA 2021 and Greenhouse Gas Standards.

By optimizing current technology, Cummins is delivering greater performance, resulting in minimized impact for OEM installations, extended maintenance intervals and improved reliability to ensure that your Cummins engine is Always On.

401944_Cummins_5600621.indd 1401944_Cummins_5600621.indd 1 5/12/20 9:26 AM5/12/20 9:26 AM

Cummins Inc. Box 3005 Columbus, IN 47202-3005 U.S.A.

1-800-CUMMINS™ (1-800-286-6467) cummins.com

Twitter.com/CumminsEngines YouTube.com/CumminsEngines

Bulletin 5600621 Printed in U.S.A. 4/20 ©2020 Cummins Inc.

L9 — IMPROVED RELIABILITY AND PERFORMANCEn Improved performance with peak

torque over a wider RPM rangen Maintenance-free crankcase

breather n Increased oil drain intervals without increasing

oil pan capacityn Optional higher capacity oil pans for even longer

oil drain intervalsn Maintained ratings of up to 450 hp and 1250 lb-ft

of torquen Improved reliability with higher temperature capability

for head gasket and turbo actuator, oil pan rail sealing, air handling improvements and aftertreatment sensing technology improvements

X12 — LEADING POWER-TO- WEIGHT RATIO n Increased already class-

leading filter change intervals n Improved fuel economy n Improvements to camshaft,

crank seal and gear train to maximize uptimen Maintained ratings of up to 500 hp and 1700 lb-ft

of torquen Optional air compressor resonator for reduced noisen Maintained 400-600 lb weight savings from

previous product

X15 — IMPROVED PERFORMANCEn New 500 hp rating

with 2000 RPM governed speed

n Reduced noise, especially at idle, with updated gear train

n Maintained best-in-class power with 605 hp

n Improved fault detection for greater engine protectionn Improved performance with peak torque over a wider

operating range

X15 EPA 2020 AND2021 TORQUE CURVES

Torq

ue lb

-ft

Engine Speed (RPM)

2000

1150950

750

550

1350

1550

1750

1950

2150

1900

1800

1700

1600

1500

1400

1300

1200

1100

1000

900

L9 EPA 2017 AND 2021 TORQUE CURVES

Torq

ue lb

-ft

Engine Speed (RPM)

700

800

900

1000

1100

1200

1300

700

900

1100

1300

1600

1700

1600

2100

2020 2021

2017 2021

401944_Cummins_5600621.indd 2401944_Cummins_5600621.indd 2 5/12/20 9:27 AM5/12/20 9:27 AM