The 2010 Nissan Titan tire size depends on trim: the LE, 4D Pickup Extra Cab, 5.6 A, 4WD takes P275/60R20 114S; the LE, 4D Pickup Extra Cab, 5.6 A, RWD takes P275/60R20 114S; the LE, 4D Pickup Extra Cab, 5.6 B, 4WD takes P275/60R20 114S; the LE, 4D Pickup Extra Cab, 5.6 B, RWD takes P275/60R20 114S; the LE, 4D Pickup, 5.6 A, 4WD takes P275/60R20 114S; the LE, 4D Pickup, 5.6 A, RWD takes P275/60R20 114S; the LE, 4D Pickup, 5.6 B, 4WD takes P275/60R20 114S; the LE, 4D Pickup, 5.6 B, RWD takes P275/60R20 114S; the PRO-4X, 4D Pickup Extra Cab, 5.6 A takes P275/70R18 116T; the PRO-4X, 4D Pickup Extra Cab, 5.6 B takes P275/70R18 116T; the PRO-4X, 4D Pickup, 5.6 A takes P275/70R18 116T; the SE, 4D Pickup Extra Cab, 5.6 A, 4WD takes P265/70R18 114S; the PRO-4X, 4D Pickup, 5.6 B takes P275/70R18 116T; the SE, 4D Pickup Extra Cab, 5.6 A, RWD takes P265/70R18 114S; the SE, 4D Pickup Extra Cab, 5.6 B, 4WD takes P265/70R18 114S; the SE, 4D Pickup Extra Cab, 5.6 B, RWD takes P265/70R18 114S; the SE, 4D Pickup, 5.6 A, 4WD takes P265/70R18 114S; the SE, 4D Pickup, 5.6 A, RWD takes P265/70R18 114S; the SE, 4D Pickup, 5.6 B, 4WD takes P265/70R18 114S; the SE, 4D Pickup, 5.6 B, RWD takes P265/70R18 114S; the XE, 4D Pickup Extra Cab, 5.6 A, 4WD takes P265/70R18 114S; the XE, 4D Pickup Extra Cab, 5.6 A, RWD takes P265/70R18 114S; the XE, 4D Pickup Extra Cab, 5.6 B, 4WD takes P265/70R18 114S; the XE, 4D Pickup Extra Cab, 5.6 B, RWD takes P265/70R18 114S; the XE, 4D Pickup, 5.6 A, 4WD takes P265/70R18 114S; the XE, 4D Pickup, 5.6 A, RWD takes P265/70R18 114S; the XE, 4D Pickup, 5.6 B, 4WD takes P265/70R18 114S; the XE, 4D Pickup, 5.6 B, RWD takes P265/70R18 114S, per the factory service manual.
Factory-Spec Tire Size
Varies by trim
LE, 4D Pickup Extra Cab, 5.6 A, 4WD: P275/60R20 114S
LE, 4D Pickup Extra Cab, 5.6 A, RWD: P275/60R20 114S
LE, 4D Pickup Extra Cab, 5.6 B, 4WD: P275/60R20 114S
LE, 4D Pickup Extra Cab, 5.6 B, RWD: P275/60R20 114S
LE, 4D Pickup, 5.6 A, 4WD: P275/60R20 114S
LE, 4D Pickup, 5.6 A, RWD: P275/60R20 114S
LE, 4D Pickup, 5.6 B, 4WD: P275/60R20 114S
LE, 4D Pickup, 5.6 B, RWD: P275/60R20 114S
PRO-4X, 4D Pickup Extra Cab, 5.6 A: P275/70R18 116T
PRO-4X, 4D Pickup Extra Cab, 5.6 B: P275/70R18 116T
PRO-4X, 4D Pickup, 5.6 A: P275/70R18 116T
SE, 4D Pickup Extra Cab, 5.6 A, 4WD: P265/70R18 114S
PRO-4X, 4D Pickup, 5.6 B: P275/70R18 116T
SE, 4D Pickup Extra Cab, 5.6 A, RWD: P265/70R18 114S
SE, 4D Pickup Extra Cab, 5.6 B, 4WD: P265/70R18 114S
SE, 4D Pickup Extra Cab, 5.6 B, RWD: P265/70R18 114S
SE, 4D Pickup, 5.6 A, 4WD: P265/70R18 114S
SE, 4D Pickup, 5.6 A, RWD: P265/70R18 114S
SE, 4D Pickup, 5.6 B, 4WD: P265/70R18 114S
SE, 4D Pickup, 5.6 B, RWD: P265/70R18 114S
XE, 4D Pickup Extra Cab, 5.6 A, 4WD: P265/70R18 114S
XE, 4D Pickup Extra Cab, 5.6 A, RWD: P265/70R18 114S
XE, 4D Pickup Extra Cab, 5.6 B, 4WD: P265/70R18 114S
XE, 4D Pickup Extra Cab, 5.6 B, RWD: P265/70R18 114S