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In service

How the Learjet 45XR fits into the Learjet 40/45 story

Learjet 45XR is the representative branch of the Learjet 40 / 45 family, capturing the improved branch most often seen in present-day operation.

This page isolates the Learjet 45XR branch of the Learjet 40 / 45 family, focusing on the engines, service entry, seating, range, and mission role that justify a dedicated variant page while keeping the family history on the canonical parent URL.

Service entry

2004

Seating

6 to 8

Range

1,970 nm

Variant history

Why it branches from the family

The Learjet 45XR is treated as the representative branch because it captures the improved branch most often seen in present-day operation.

Variant pages stay intentionally narrower than the family page so differences in cabin, engines, mission, and market role remain clear without duplicating the full program history.

Fact rows

Reference snapshot

Engines
Honeywell TFE731-20
Type data
Service entry
2004
Operator records
Typical seating
6 to 8
Operator layouts
Range
1,970 nm
Planning data

Return to the family page

Variant pages stay intentionally narrower than family pages. They isolate meaningful technical or commercial differences while the canonical family page holds the broader historical narrative.