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Illustration of a Learjet 40. Not a photo of N253RM.
Illustration of the Learjet 40, not a photo of N253RM.

N253RM 2006 Learjet 40

Serial number 2053. Registered to 452053 LLC, Fort Lauderdale, FL, US.

  • 2006Built
  • 51,000 ftCeiling
Learjet 40: specs, US fleet and every tail number

INSIDE

The Learjet 40 cabin.

Illustrations of a representative Learjet 40 cabin, not N253RM’s. Every aircraft’s completion differs. Explore the Learjet 40 interior and layout. Learjet 40 interior: cabin size and seat map.

Illustration of a Learjet 40 type cabin, 59 inches high and 61 inches wide, with six passenger chairs, a forward facing four-seat club and two aft chairs
A representative Learjet 40 cabin.
Top-down view of a Learjet 40 cabin. Illustrative 6-passenger layout: forward four-seat club, two aft forward-facing chairs, forward galley and aft lavatory.
Illustrative 6-passenger layout: forward four-seat club, two aft forward-facing chairs, forward galley and aft lavatory.

ROUGH RANGE

What N253RM might be worth, and where it’s heading.

A rough range: Radar's value model doesn't cover the Learjet 40 on its own yet. From Radar's listing-based estimates for business jets of similar engine thrust and age. The Cessna Citation XLS+ curve gives the shape of the forecast, and the range is widened to match. Not an appraisal.

N253RM · On program · rough range

$3.4M

$2.3M$5.1M
In 2031
$2.4M
Value kept
70%
Per year
−6.9%
Program effect
$192.1K
Confidence
Low

5-year projection

The Cessna Citation XLS+ curve, scaled to a rough range for this Learjet 40

$1.6M$2.6M$3.7M$4.7MNow20272028202920302031On program $2.4MOff program $2M
Engine program
Horizon
Open the aircraft value tool

SPECIFICATIONS

Learjet 40 specs

Published figures for the type, from public sources. A given aircraft varies with its completion, weight and mods.

Full Learjet 40 specs, range and cabin

Model
Learjet 40
Year
2006
Serial number
2053
Engines
2 × Honeywell TFE731-20 series (TFE731-20AR)
Thrust
3,500 lbf each
Published Mach
0.81
Ceiling
51,000 ft
ICAO type
LJ40

THE AIRCRAFT’S LIFE

N253RM, from delivery to today.

Registration events from FAA records, compiled October 2026. Maintenance, damage and component history live in the logbooks, not the registry.

  1. Registry record

    Earlier use of the number: N253RM was assigned to another aircraft, a 1990 Beech 1900C. That registration was cancelled on this date.

    FAA registry
  2. Registry record

    Airworthiness date on the current FAA record (standard category).

    FAA registry
  3. 452053 LLC

    Certificate of registration issued as N253RM.

    FAA registry

FAA REGISTRATION

Registration details

Registration
N253RM
Status
Current as of October 2026
Certificate issued
Jan 11, 2023
Airworthiness date
Oct 4, 2014
Last FAA action
Sep 30, 2023
Registration expires
Jan 31, 2030
Mode S code (hex)
A26426
Aircraft category
Light jet
Weight class
Over 20,000lbs

From FAA registry data as of October 2026. Check the FAA registry for the current record.

OWNERSHIP

Registered owner

452053 LLC

LLC · Fort Lauderdale, FL, US

EQUIPMENT AND HISTORY

As reported in public sources

Avionics
Honeywell Primus 1000 (standard on the type)
Cabin
The published type cabin is 59 inches high and 61 inches wide.

Listings and registries are not the logbooks. A pre-buy confirms equipment, program status and damage history from the records themselves.

RESEARCH NOTES

About N253RM

Compiled with AI assistance from the public sources listed below, October 2026. Not checked against the aircraft's logbooks.

Overview

N253RM is a Learjet 40 built in 2006, serial number 2053. The FAA record names 452053 LLC as the registrant. The registration identifies this airframe. Published figures describe the aircraft type and do not establish this aircraft's installed equipment.

The type

The aircraft is classified as a light jet, with type designator LJ40. Published engine figures for the type are 2 Honeywell TFE731-20 series (TFE731-20AR) engines, each rated at 3,500 lbf. These figures do not confirm the engines currently installed in this airframe. The published type cabin is 59 inches high and 61 inches wide. The type's standard flight deck is Honeywell Primus 1000. The published ceiling is 51,000 feet. Actual performance depends on configuration and operating conditions.

Registry facts

The FAA lists the make as LEARJET INC and the model as 45. The current record gives an airworthiness date of October 4, 2014. Its certificate of registration was issued on January 11, 2023. The same N-number previously identified a 1990 Beech 1900C, whose registration was cancelled on April 24, 2006. That earlier use describes a separate airframe.

SOURCES

Where this page comes from

Built from FAA registry records, manufacturer specifications, and public flight-tracking and market data, compiled October 2026. Values come from Radar’s aircraft value model. Owners and operators can ask for a correction or removal.

BUYING, SELLING OR FINANCING

What to check before a deal