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The Piper J4 (ICAO type J4) is an aircraft of United States origin. It has a maximum take-off weight of 600 kg. It offers a maximum range of 300 nm, a cruise speed of 80 knots, a service ceiling of 12,000 ft and seating for up to 2 across its variants.

Piper J4

Model overview

Fleet & certification

Built
159
Active
159
Origin
United States
Certifying authorities
FAA
Variants

Per-variant specifications

VariantEngineMTOWRangeCruisePax
J4
J4
—600 kg300 nm80 kt2
J4A
J4A
—600 kg300 nm80 kt2
J4A-S
J4A-S
—600 kg300 nm80 kt2
Type certification

The FAA paperwork

TCDS A-703 · Rev 5 · issued 2006-08-07

MTOW
544 kg
Seats
2 passengers
Fuel
61 L
Approved fuel73 min. octane aviation gasoline
Engine

Continental A-50-1 (See Item 301 for optional engines)

Certification basis

Type Certificate No. 703 (CAR 4a)

Safety & ops history

Where to look next

Detailed safety & ops history coming soon — view this model's FAA Airworthiness Directives at FAA.gov.

Piper J4 market & fleet intelligence

Registry, flight-tracking and market data on the Piper J4 fleet — updated daily.

Fleet age

86 yearsmedian age

Of the 121 registered Piper J4 with a known build year (76% of the 159 we track), the median age is 86 years.

Registration activity

4changed registration in 12 months

4 of the 159 registered Piper J4 we track changed registration in the last 12 months (3% of the fleet), across 4 registration events. Registration changes include ownership transfers, re-registrations and address updates — not all are sales.

J4 — frequently asked
What is the range of the Piper J4?

The Piper J4 has a maximum range of 300 nautical miles across variants.

How many people can the Piper J4 carry?

The Piper J4 seats up to 2 across its variants.

What is the MTOW of the Piper J4?

The Piper J4's maximum take-off weight is 600 kg.

What is the ICAO type designator for the Piper J4?

The Piper J4's ICAO type designator is J4.

How many Piper J4 aircraft are registered worldwide?

Sprinkle tracks 159 registered Piper J4 airframes worldwide.