Review: Holden AH.I Astra Twin Top (2006-07)

Overview

Released in December 2006, the Holden AH Series I (AH.I) Astra Twin Top was a two-door convertible with a retractable hardtop roof. Manufactured in Belgium, the front-wheel drive Astra Twin Top was powered by a 2.2-litre four-cylinder petrol engine that was mated to either a four-speed automatic or six-speed manual transmission.

Z22YH ‘ECOTEC’ engine

The 2.2-litre Z22YH ‘ECOTEC’ four-cylinder petrol engine had an aluminium block and cylinder head, direct fuel injection, double overhead camshafts, four valves per cylinder and a compression ratio of 12.0:1.

Dimensions

The Astra Twin Top was 4476 mm long, 1831 mm wide, 1411 mm tall and had a 2614 mm long wheelbase. The power-operated, three-piece retractable hard top roof could open or close in thirty seconds; with the roof up, the Astra Twin Top had 440 litres of storage space, though this decreased to 205 litres when the roof was lowered.

Suspension

The Astra Twin Top had MacPherson strut front suspension and a torsion beam rear axle.

Holden AH.I Astra Twin Top specifications
	Engine	Trans.	Peak power	Peak torque
Astra Twin Top	2.2-litre petrol I4	4sp auto, 6sp man.	110 kW at 5600 rpm	210 Nm at 4000 rpm

Safety equipment

Standard safety equipment for the AH Astra Twin Top included dual front airbags, front side airbags, ABS, brake assist, electronic stability control, traction control, anti-submarining front seats and front seatbelts with pretensioners and load limiters

Features

Standard features for the Astra Twin Top included 17-inch alloy wheels, a seven speaker sound system with six-disc CD player, air conditioning, leather-faced seats, heated front seats, cruise control, rear parking sensors, front and rear fog lights, a leather-wrapped steering wheel, remote central locking, power windows and heated mirrors, a height and reach adjustable steering wheel, height adjustable driver’s seat, tinted windows, a trip computer, wind deflector and an immobiliser.