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Suzuki GSX-R1000S

2005-2006 GSX-R1000 K5/K6

Complete update of earlier model. More power and torque from larger capacity, lighter pistons, titanium valves, twin injectors. Revised suspension, radial caliper brakes. £4000-£6000

2007-2008 GSX-R1000 K7/K8

Slightly more power and three-way mapping but now with twin exhausts and extra catalytic converters. 10mm longer wheelbase, very slight geometry change, thicker brake discs and adjustable rearsets. Electronic steering damper, high and low speed compression damping adjustment for forks and shock. £4500-£6500

2009-2011 GSX-R1000 K9/L0/L1

Visually very similar, except for redesign of twin pipes. Lots of changes under the skin, with shorter stroke and bigger bore, variable inlet tracts, big valves and higher compression. A new chassis too, with shorter wheelbase but longer swing arm, and Showa Big Piston Forks. £5500-£6800

2012-2016 GSX-R1000 L2/L3/ L4/L5/L6

Revised styling and lots of tweaks — lighter pistons, different cams and some head work for the engine and new forks and monoblock brakes for the chassis. Return to a single exhaust. ABS arrives as an option for 2014. No more changes until the all-new 2017 model. £6000-£10,000